APA (7th ed.) Citation

Nichol, A. A. (1952). The natural vegetation of Arizona: (revision of Technical Bulletin 68). University of Arizona.

Chicago Style (17th ed.) Citation

Nichol, A. A. The Natural Vegetation of Arizona: (revision of Technical Bulletin 68). Tucson, Arizona: University of Arizona, 1952.

MLA (9th ed.) Citation

Nichol, A. A. The Natural Vegetation of Arizona: (revision of Technical Bulletin 68). University of Arizona, 1952.

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