Marcus, E. (1993). It is a choice?: Answers to 300 of the most frequently asked questions about gays and lesbians / Eric Marcus (1. Auflage.). HarperSanFrancisco.
Chicago Style (17. basım) AtıfMarcus, Eric. It Is a Choice?: Answers to 300 of the Most Frequently Asked Questions About Gays and Lesbians / Eric Marcus. 1. Auflage. San Francisco: HarperSanFrancisco, 1993.
MLA (8th ed.) AtıfMarcus, Eric. It Is a Choice?: Answers to 300 of the Most Frequently Asked Questions About Gays and Lesbians / Eric Marcus. 1. Auflage. HarperSanFrancisco, 1993.
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