Cita APA

Pirone, P. P. (1978). Tree maintenance (5a. ed.). New York: Oxford University Press.

Citación estilo Chicago

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

Cita MLA

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