Hawley, R. C. (1937). The practice of silviculture: With particular reference to its application in the United States of America (4. ed.). Wiley [u.a.].
Chicago-Zitierstil (17. Ausg.)Hawley, Ralph Chipman. The Practice of Silviculture: With Particular Reference to Its Application in the United States of America. 4. ed. New York, NY: Wiley [u.a.], 1937.
MLA-Zitierstil (9. Ausg.)Hawley, Ralph Chipman. The Practice of Silviculture: With Particular Reference to Its Application in the United States of America. 4. ed. Wiley [u.a.], 1937.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.