APA (7th ed.) Citation

Willis, G. (2018). Permaculture: Principles and practice (1a. ed.). Larsen and Keller Education.

Chicago Style (17th ed.) Citation

Willis, George. Permaculture: Principles and Practice. 1a. ed. Nueva York: Larsen and Keller Education, 2018.

MLA (9th ed.) Citation

Willis, George. Permaculture: Principles and Practice. 1a. ed. Larsen and Keller Education, 2018.