APA (7th ed.) Citation

Kenyon, K. W. (1963). Further Observations of Whooper Swans in the Aleutian Islands, Alaska. The Auk, 80(4), 540.

Chicago Style (17th ed.) Citation

Kenyon, Karl W. "Further Observations of Whooper Swans in the Aleutian Islands, Alaska." The Auk 80, no. 4 (1963): 540.

MLA (9th ed.) Citation

Kenyon, Karl W. "Further Observations of Whooper Swans in the Aleutian Islands, Alaska." The Auk, vol. 80, no. 4, 1963, p. 540.