APA (7th ed.) Citation
Walker, E. F. (1943). World crops derived from the Indians. Southwest Museum.
Chicago Style (17th ed.) Citation
Walker, Edwin F. World Crops Derived from the Indians. Los Angeles, California: Southwest Museum, 1943.
MLA (9th ed.) Citation
Walker, Edwin F. World Crops Derived from the Indians. Southwest Museum, 1943.
Warning: These citations may not always be 100% accurate.