Citazione Stile APA (7a Edizione)

Hessayon, D. G. (1983). The tree & shrub expert: A complete guide to the selection and care of trees and shrubs for your garden. pbi Publications.

Citazione stile Chigago Style (17a edizione)

Hessayon, D. G. The Tree & Shrub Expert: A Complete Guide to the Selection and Care of Trees and Shrubs for Your Garden. Waltham Cross: pbi Publications, 1983.

Citatione MLA (9a ed.)

Hessayon, D. G. The Tree & Shrub Expert: A Complete Guide to the Selection and Care of Trees and Shrubs for Your Garden. pbi Publications, 1983.