APA (7th ed.) Citation

Prendergast, D., & Prendergast, E. (2017). The tree doctor: A guide to tree care and maintenance (2nd ed. updated and expanded.). Firefly Books Ltd.

Chicago Style (17th ed.) Citation

Prendergast, Daniel, and Erin Prendergast. The Tree Doctor: A Guide to Tree Care and Maintenance. 2nd ed. updated and expanded. New York: Firefly Books Ltd, 2017.

MLA (9th ed.) Citation

Prendergast, Daniel, and Erin Prendergast. The Tree Doctor: A Guide to Tree Care and Maintenance. 2nd ed. updated and expanded. Firefly Books Ltd, 2017.