The riddle of "man-manly" love : : the pioneering work on male homosexuality, volume I / / Karl Heinrich Ulrichs.

MLA

Ulrichs, Karl Heinrich. The Riddle of "man-manly" Love : the Pioneering Work On Male Homosexuality, Volume I. New York: Prometheus Books, 1994.

APA

Ulrichs, K. Heinrich. (1994). The riddle of "man-manly" love : the pioneering work on male homosexuality, volume I. New York: Prometheus Books.

Chicago

Ulrichs, Karl Heinrich The Riddle of "man-Manly" Love: The Pioneering Work On Male Homosexuality, Volume I. New York: Prometheus Books, 1994.