APA (7th ed.) Citation

Pirone, P. P. (1978). Tree maintenance (5th ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Pirone, Pascal Pompey. Tree Maintenance. 5th ed. New York: Oxford University Press, 1978.

MLA (9th ed.) Citation

Pirone, Pascal Pompey. Tree Maintenance. 5th ed. Oxford University Press, 1978.