Gordon, S., & Libby, R. W. (1976). Sexuality today and tomorrow: Contemporary issues in human sexuality. Duxbury.
芝加哥风格引文Gordon, Sol, 与 Roger W. Libby. Sexuality Today and Tomorrow: Contemporary Issues in Human Sexuality. California: Duxbury, 1976.
MLA引文Gordon, Sol, 与 Roger W. Libby. Sexuality Today and Tomorrow: Contemporary Issues in Human Sexuality. Duxbury, 1976.
警告：这些引文格式不一定是100％准确.