APA (7th ed.) Citation

Whitman, A. H. (1986). Familiar trees of North America: Western region (7. print.). Knopf.

Chicago Style (17th ed.) Citation

Whitman, Ann H. Familiar Trees of North America: Western Region. 7. print. New York, NY: Knopf, 1986.

MLA (9th ed.) Citation

Whitman, Ann H. Familiar Trees of North America: Western Region. 7. print. Knopf, 1986.