MLA

Haeberle, Erwin J, and Rolf Gindorf. Bisexualities . the Ideology and Practice of Sexual Contact with Both Men and Women. New York: Continuum, 1998.

APA

Haeberle, E. J, & Gindorf, R. (1998). Bisexualities . the ideology and practice of sexual contact with both men and women. New York: Continuum.

Chicago

Haeberle, Erwin J., and Rolf Gindorf. Bisexualities . the Ideology and Practice of Sexual Contact with Both Men and Women. New York: Continuum, 1998.