APA (7th ed.) Citation

Sykes, G. G. (1937). The Colorado delta. Pub. jointly by Carnegie institution of Washington and the American geographical society of New York.

Chicago Style (17th ed.) Citation

Sykes, Godfrey Glenton. The Colorado Delta. [Washington]: Pub. jointly by Carnegie institution of Washington and the American geographical society of New York, 1937.

MLA (9th ed.) Citation

Sykes, Godfrey Glenton. The Colorado Delta. Pub. jointly by Carnegie institution of Washington and the American geographical society of New York, 1937.