Isensee, R. (1999). Are you ready?: The gay man's guide to thriving at midlife (1. Auflage.). Alyson.
Citazione stile Chigago Style (17a edizione)Isensee, Rik. Are You Ready?: The Gay Man's Guide to Thriving at Midlife. 1. Auflage. Los Angeles [u.a.]: Alyson, 1999.
Citatione MLA (8a ed.)Isensee, Rik. Are You Ready?: The Gay Man's Guide to Thriving at Midlife. 1. Auflage. Alyson, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.