Gaya APA

Whitehead, S. (-1956). The book of flowering trees and shrubs, with 63 plates in colour by J.Lupton, describing over 250 species. . London dsl: Warne.

Gaya MLA

Whitehead, S.B.. "The book of flowering trees and shrubs, with 63 plates in colour by J.Lupton, describing over 250 species. ". London dsl: Warne, -1956. Buku.