Richard Lerner (1978).
81
Hans Kummer (1971), pp. 11–12.
82
Frans de Waal (1999); Carl Zimmer (2018).
83
Ronald Nadler et al. (1985).
84
Robert Martin (2019).
85
Anne Fausto-Sterling (1993).
86
Expert Q&A: Gender dysphoria, American Psychiatric Association, n. d., www.psychiatry.org/patients-families/gender-dysphoria/expert-q-and-a.
87
Rachel Alsop, Annette Fitzsimons, and Kathleen Lennon (2002), p. 86.
88
Andrew Flores et al. (2016).
89
Jan Morris (1974), p. 3.
90