APA (7th ed.) Citation

Werner, A. (1949). Tropical butterflies. A.A. Wyn.

Chicago Style (17th ed.) Citation

Werner, Alfred. Tropical Butterflies. New York: A.A. Wyn, 1949.

MLA (9th ed.) Citation

Werner, Alfred. Tropical Butterflies. A.A. Wyn, 1949.

Warning: These citations may not always be 100% accurate.