↑ Henry, G. W. (1941). Sex Variants: A Study of Homosexual Patterns. New York: Paul B. Hoeber
↑ Encyclopedia Of School Psychology - Page 298, T. Steuart Watson, Christopher H. Skinner - 2004
↑ Vilain, E. (2000). Genetics of Sexual Development. Annual Review of Sex Research, 11:1–25
↑ Wilson, G. and Rahman, Q., (2005). Born Gay. Chapter 5. London: Peter Owen Publishers
↑ The Columbia Encyclopedia (Colum. Univ. Press, 5th ed. [casebound?] 1993 (ISBN 0-395-62438-X)), entry Reproduction.
↑ Tom Bethell (April 2005). "Kinsey as Pervert". American Spectator, 38, 42–44. ISSN 0148-8414.
↑ Julia A. Ericksen (May 1998). "With enough cases, why do you need statistics? Revisiting Kinsey's methodology". The Journal of Sex Research 35 (2): 132-40, ISSN 0022-4499.
↑ "... inti dari sebuah keluarga adalah sebuah pasangan heteroseksual yang memiliki anak yang mereka besarkan hingga dewasa - disebut keluarga inti." Encyclopedia of family health
↑ Warner, Michael (1991), "Introduction: Fear of a Queer Planet". Social Text; 9 (4 [29]): 3–17
↑ Emerging Issues in the 21st Century World-system: Volume 2 - Page 40, Wilma A. Dunaway - 2003
↑ "World Religions and Same Sex Marriage", Marriage Law Project, Sekolah Hukum Columbus at The Catholic University of America, Washington, DC, July 2002 revision [pautan putus]PDF (84.1 KB)