Berry, J. B. (1966). Western forest trees: A guide to the identification of trees and woods for students, teachers, farmers and woodsmen. Dover.
Chicago Style (17. basım) AtıfBerry, James Berthold. Western Forest Trees: A Guide to the Identification of Trees and Woods for Students, Teachers, Farmers and Woodsmen. Nueva York: Dover, 1966.
MLA (9th ed.) AtıfBerry, James Berthold. Western Forest Trees: A Guide to the Identification of Trees and Woods for Students, Teachers, Farmers and Woodsmen. Dover, 1966.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..