Lauritsen, J., & Thorstad, D. (1974). The early homosexual rights movement (1864-1935): John Lauritsen ; David Thorstad (1. Auflage.). Times Change.

Lauritsen, John, and David Thorstad. The Early Homosexual Rights Movement (1864-1935): John Lauritsen ; David Thorstad. 1. Auflage. New York: Times Change, 1974.

Lauritsen, John, and David Thorstad. The Early Homosexual Rights Movement (1864-1935): John Lauritsen ; David Thorstad. 1. Auflage. Times Change, 1974.