APA (7th ed.) Citation

Wetmore, A. (1939). Recent Observations on the Eskimo Curlew in Argentina. The Auk, 56(4), 475.

Chicago Style (17th ed.) Citation

Wetmore, Alexander. "Recent Observations on the Eskimo Curlew in Argentina." The Auk 56, no. 4 (1939): 475.

MLA (9th ed.) Citation

Wetmore, Alexander. "Recent Observations on the Eskimo Curlew in Argentina." The Auk, vol. 56, no. 4, 1939, p. 475.