Παραπομπή APA

Webster, A. D. (1996). Ornamental flowering trees and shrubs (1.). Daya.

Παραπομπή Chicago Style

Webster, A D. Ornamental Flowering Trees and Shrubs. 1. Delhi: Daya, 1996.

Παραπομπή MLA

Webster, A D. Ornamental Flowering Trees and Shrubs. 1. Daya, 1996.