Klein, F. (1980). The bisexual option: A concept of one-hundred percent intimacy / Fred Klein. Berkley.
Lua i Stíl Chicago (17ú heag.)Klein, Fred. The Bisexual Option: A Concept of One-hundred Percent Intimacy / Fred Klein. New York: Berkley, 1980.
Lua MLA (8ú heag.)Klein, Fred. The Bisexual Option: A Concept of One-hundred Percent Intimacy / Fred Klein. Berkley, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.