Williams, R. (1955). Textbook of Endocrinology (2.ed.). Saunders Company.
芝加哥风格引文Williams, Robert. Textbook of Endocrinology. 2.ed. Philadelphia: Saunders Company, 1955.
MLA引文Williams, Robert. Textbook of Endocrinology. 2.ed. Saunders Company, 1955.
警告：这些引文格式不一定是100％准确.