A.L de Silva's "Homosexuality and Theravada Buddhism" is worth reading on this
subject. Though brief, it manages to look at the question of homesexuality in the
light of the third precept from the perspective of the canon and Buddhist ethics, as
well as give a brief historical overview of the attitude toward homosexuals in
Theravadan countries. Though out of print in paper, it is available online at,
http://www.buddhanet.net/homosexu.htm
Henry