Παραπομπή σε μορφή APA (7η εκδ.)

Hzn, D. B. (1972). Seedlings of some tropical trees and shrubs mainly of South East Asia. Centre for Agricultural Publishing and Documentation.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hzn, D. Burger. Seedlings of Some Tropical Trees and Shrubs Mainly of South East Asia. Wageningen: Centre for Agricultural Publishing and Documentation, 1972.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hzn, D. Burger. Seedlings of Some Tropical Trees and Shrubs Mainly of South East Asia. Centre for Agricultural Publishing and Documentation, 1972.