"Encyclopedia of Homosexuality" by Wayne R. Dynes, Warren Johansson, William A. Percy, Stephen Donaldson
Vol. 1 : A-L, Vol. 2 : M-Z
Garland | 1990 | ISBN: 0824065441 | 1501 pages | djvu | 16 Mb
This is probably the most comprehensive survey of the subject in a single work. This encyclopedia is the best one of all enkyklopaidiai on the topic 'homosexuality'.