APA (7th ed.) Citation

Gregory, G. R. (1987). Resource economics for foresters. Wiley.

Chicago Style (17th ed.) Citation

Gregory, G. R. Resource Economics for Foresters. New York, NY u.a: Wiley, 1987.

MLA (9th ed.) Citation

Gregory, G. R. Resource Economics for Foresters. Wiley, 1987.

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