APA (7th ed.) Citation

Gregory, G. R. (1972). Forest resource economics. Wiley.

Chicago Style (17th ed.) Citation

Gregory, G. Robinson. Forest Resource Economics. New York: Wiley, 1972.

MLA (9th ed.) Citation

Gregory, G. Robinson. Forest Resource Economics. Wiley, 1972.

Warning: These citations may not always be 100% accurate.