APA-Zitierstil (7. Ausg.)

Hartman, J. R. (2000). Pirone's tree maintenance (7th ed.). Oxford University Press.

Chicago-Zitierstil (17. Ausg.)

Hartman, John Richard. Pirone's Tree Maintenance. 7th ed. New York: Oxford University Press, 2000.

MLA-Zitierstil (9. Ausg.)

Hartman, John Richard. Pirone's Tree Maintenance. 7th ed. Oxford University Press, 2000.