Barton, C., & Thompson, M. (1994). Days of hope: Photos ; 70's gay San Francisco / Crawford Barton. Foreword by Mark Thompson (1. Auflage.). Walter.
Lua i Stíl Chicago (17ú heag.)Barton, Crawford, agus Mark Thompson. Days of Hope: Photos ; 70's Gay San Francisco / Crawford Barton. Foreword by Mark Thompson. 1. Auflage. London: Walter, 1994.
Lua MLA (8ú heag.)Barton, Crawford, agus Mark Thompson. Days of Hope: Photos ; 70's Gay San Francisco / Crawford Barton. Foreword by Mark Thompson. 1. Auflage. Walter, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.