APA Citation

Cowan, R. S. 1. (1967). Rutaceae of the Guayana highland. Bronx, N.Y.: New York Botanical Garden.

Chicago Style Citation

Cowan, Richard Sumner 1921-1997. Rutaceae of the Guayana Highland. Bronx, N.Y.: New York Botanical Garden, 1967.

MLA Citation

Cowan, Richard Sumner 1921-1997. Rutaceae of the Guayana Highland. Bronx, N.Y.: New York Botanical Garden, 1967.

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