MLA

van Schagen, Esther, and Bas Hurkmans. Homosexuality : a European Disease. Amsterdam: De Rode Hoed, 1996.

APA

van Schagen, E., & Hurkmans, B. (1996). Homosexuality : a European disease. Amsterdam: De Rode Hoed.

Chicago

van Schagen, Esther, and Bas Hurkmans. Homosexuality: A European Disease. Amsterdam: De Rode Hoed, 1996.