Παραπομπή σε μορφή APA (7η εκδ.)

Huxley, P. A. (1989). Multipurpose trees: selection and testing for agroforestry: Multipurpose trees and shrubs for specified agroforestry technologies and land-use systems. International Council for Reserarch in Agroforestry.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Huxley, Peter A. Multipurpose Trees: Selection and Testing for Agroforestry: Multipurpose Trees and Shrubs for Specified Agroforestry Technologies and Land-use Systems. Kenya: International Council for Reserarch in Agroforestry, 1989.

Παραπομπή σε μορφή MLA (9th εκδ.)

Huxley, Peter A. Multipurpose Trees: Selection and Testing for Agroforestry: Multipurpose Trees and Shrubs for Specified Agroforestry Technologies and Land-use Systems. International Council for Reserarch in Agroforestry, 1989.