Graham, N. (1970). The homosexual marriage. San Diego: Greenleaf Classics.
芝加哥风格引文Graham, Norman. The Homosexual Marriage. San Diego: Greenleaf Classics, 1970.
MLA引文Graham, Norman. The Homosexual Marriage. San Diego: Greenleaf Classics, 1970.
警告：这些引文格式不一定是100％准确.