クローゼット (性的指向)
Chauncey, George (1994). Gay New York: Gender, Urban Culture, and the Making of the Gay Male World, 1890-1940. New York: Basic Books. Cited in Seidman 2003.
Humphreys, L. (1970). Tearoom Trade: Impersonal Sex in Public Places. Chicago: Aldine.
Kennedy, Elizabeth. "'But We Would Never Talk about It': The Structure of Lesbian Discretion in South Dakota, 1928-1933" in Inventing Lesbian Cultures in America, ed. Ellen Lewin (1996). Boston: Beacon Press. Cited in Seidman 2003.