APA (7th ed.) Citation

Tidestrom, I., & Kittell, T. (1941). A flora of Arizona and New Mexico. Catholic University of America Press.

Chicago Style (17th ed.) Citation

Tidestrom, Ivar, and Teresita Kittell. A Flora of Arizona and New Mexico. Washington D.C.: Catholic University of America Press, 1941.

MLA (9th ed.) Citation

Tidestrom, Ivar, and Teresita Kittell. A Flora of Arizona and New Mexico. Catholic University of America Press, 1941.