APA引文

Pennak, R. . W. (1953). Freshwater invertebrates of the United States. Wiley.

Chicago Style (17th ed.) Citation

Pennak, Robert W. Freshwater Invertebrates of the United States. New York: Wiley, 1953.

MLA引文

Pennak, Robert W. Freshwater Invertebrates of the United States. Wiley, 1953.

警告：這些引文格式不一定是100％准確.