APA (7th ed.) Citation

Smith, R. M. (1989). Wild plants of America: A select guide for the naturalist and traveler. Wiley.

Chicago Style (17th ed.) Citation

Smith, Richard M. Wild Plants of America: A Select Guide for the Naturalist and Traveler. New York: Wiley, 1989.

MLA (9th ed.) Citation

Smith, Richard M. Wild Plants of America: A Select Guide for the Naturalist and Traveler. Wiley, 1989.