APA (7th ed.) Citation

Weber, W. A. (1990). Colorado flora: Eastern slope. University Press of Colorado.

Chicago Style (17th ed.) Citation

Weber, William A. Colorado Flora: Eastern Slope. Niwot, Colo.: University Press of Colorado, 1990.

MLA (9th ed.) Citation

Weber, William A. Colorado Flora: Eastern Slope. University Press of Colorado, 1990.

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