Eichenlaub, J. E. (1971). New approaches to sex in marriage. Wilshire Book Comapny.
芝加哥风格引文Eichenlaub, John E. New Approaches to Sex in Marriage. California: Wilshire Book Comapny, 1971.
MLA引文Eichenlaub, John E. New Approaches to Sex in Marriage. Wilshire Book Comapny, 1971.
警告：这些引文格式不一定是100％准确.