APA (7th ed.) Citation

Shigo, A. L. (1986). A new tree biology dictionary: Terms, topics, and treatments for trees and their problems and proper care. Shigo and Trees.

Chicago Style (17th ed.) Citation

Shigo, Alex L. A New Tree Biology Dictionary: Terms, Topics, and Treatments for Trees and Their Problems and Proper Care. Durham, N.H. (4 Denbow Rd., Durham 03824): Shigo and Trees, 1986.

MLA (9th ed.) Citation

Shigo, Alex L. A New Tree Biology Dictionary: Terms, Topics, and Treatments for Trees and Their Problems and Proper Care. Shigo and Trees, 1986.