APA (7th ed.) Citation

Steyermark, J. A. (1951). Contributions to the flora of Venezuela. Chicago Natural History Museum.

Chicago Style (17th ed.) Citation

Steyermark, Julian A. Contributions to the Flora of Venezuela. Chicago: Chicago Natural History Museum, 1951.

MLA (9th ed.) Citation

Steyermark, Julian A. Contributions to the Flora of Venezuela. Chicago Natural History Museum, 1951.

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