Berger, R. M. (1982). Gay and gray: The older homosexual man. University of Illinois.
Chicagoスタイル(17版)引用形式Berger, Raymond M. Gay and Gray: The Older Homosexual Man. Urbana, Ill.: University of Illinois, 1982.
MLA(8版)引用形式Berger, Raymond M. Gay and Gray: The Older Homosexual Man. University of Illinois, 1982.
警告: この引用は必ずしも正確ではありません.