@{,
author = {https://digital.katalog.queersearch.org/s/katalog/item/41450, and https://digital.katalog.queersearch.org/s/katalog/item/39990,},
year = {1989},
title = {Die Freuden der Schwulen - The Joy of Gay Sex: Ein Handbuch zum Leben und Lieben},
publisher = {https://digital.katalog.queersearch.org/s/katalog/item/40524},
isbn = {3924163421}
}