APA (7th ed.) Citation

Courtright, G. (1988). Trees and shrubs for temperate climates (3rd rev. ed.). Timber Press.

Chicago Style (17th ed.) Citation

Courtright, Gordon. Trees and Shrubs for Temperate Climates. 3rd rev. ed. Portland, Or.: Timber Press, 1988.

MLA (9th ed.) Citation

Courtright, Gordon. Trees and Shrubs for Temperate Climates. 3rd rev. ed. Timber Press, 1988.