Francis, R. C. (2004). Why men won't ask for directions: The seductions of sociobiology. Princeton University Press.
Chicago-referens (17:e uppl.)Francis, Richard C. Why Men Won't Ask for Directions: The Seductions of Sociobiology. Princeton, New Jersey: Princeton University Press, 2004.
MLA-referens (9:e uppl.)Francis, Richard C. Why Men Won't Ask for Directions: The Seductions of Sociobiology. Princeton University Press, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.