Ninio A., Rinott N. Father’s Involvement in the Care of Their Infant’s and Their Attribution’s of Cognitive Competence to Ifants. // Child Development, 1988, 59: 652–663.
Nolen-Hoeksema S. (1990). Sex differences in depression. — Stanford, CA: Stanford University Press.
Oliver-Williams, C. The association between parity and subsequent cardiovascular disease in women: the atherosclerosis risk in communities (ARIC) study (presented 4 June 2018 at the British Cardiovascular Society Conference)
O"Brien, M., & Peyton, V. (2002). Parenting attitudes and marital intimacy: A longitudinal analysis. Journal of Family Psychology, 16(2), 118–127.
O"Donohue, W., Geer, J. H. (1985). The Habituation of Sexual Arousal // Archives of Sexual Behaviour, 14(3): 233–46
O"Donohue, W., Plaud, J. J. The long-term habituation of sexual arousal in the human male // Journal of Behavior Therapy and Experimental Psychiatry, 1991 Jun;22(2): 87–96.
Ortner, S. 1974. Is female to male as nature is to culture? // Woman, culture, and society. M. Z. Rosaldo and L. Lamphere (eds), — Stanford, CA: Stanford University Press, pp. 68–87.
Pagel, M., Meade, A. (2006). Bayesian Analysis of Correlated Evolution of Discrete Characters by Reversible-Jump Markov Chain Monte Carlo. The American Naturalist, 167(6), 808–825.
Palombit, R. A. (1994a). Dynamic pair bonds in hylobatids: Implications regarding monogamous social systems. Behaviour 128:65–101.
Palombit, R. A. (1994b). Extra-pair copulations in a monogamous ape. Animal Behaviour 47:721–723.
Parke R. D., Sawin D. B. The Father’s Role in Infancy: A Re-Evaluation // The Family Coordinator, 1976, vol.25, 365 p.
Pawlowski, B. (1999). Loss of Oestrus and Concealed Ovulation in Human Evolution: the Case against the Sexual-Selection Hypothesis // Current Anthropology. 40 (3): 257–276.
Payen, J-Ch. La crise du mariage a la fin du XIIIe siecle d"apres la litterature francaise du temps. In: Famille et parente dans l"Occident medieval. Actes du colloque de Paris (6–8 juin 1974) Rome: Ecole Francaise de Rome, 1977. pp. 413–426.
Payne, K. K. (2015). The Remarriage Rate: Geographic Variation, 2013. (FP-15–08). National Center for Family and Marriage Research.
Peen, J. and Dekker, J. (1997) Admission rates for schizophrenia in the Netherlands. Acta Psychiatrica Scandinavica 96: 301–5.
Pedersen, C. and Mortensen, P. (2001). Urbanization and schizophrenia. Schizophrenia Research (suppl. 41): 65–6.
Perales F., Baxter J. (2017). Sexual Identity and Relationship Quality in Australia and the United Kingdom // Family Relations,Volume 67, Issue 1, pp. 55–69.
Piccinelli M., Wilkinson G. (2000). Gender differences in depression // British Journal of Psychiatry, 177, 486–492.
Pilot, M., Dahlheim, M. E., Hoelzel A. R. (2010). Social cohesion among kin, gene flow without dispersal and the evolution of population genetic structure in the killer whale (Orcinus orca) // Jurnal of Evolutionary Biology, volume 23, issue 1, pp. 20–31.
Pinquart, M. (2003). Loneliness in married, widowed, divorced, and never-married older adults // Journal of Social and Personal Relationships, 20(1), 31–53.