APA (7th ed.) Citation

GREGORY, G. Resource economics for foresters. John Wiley & Sons.

Chicago Style (17th ed.) Citation

GREGORY, G.ROBINSON. Resource Economics for Foresters. John Wiley & Sons.

MLA (8th ed.) Citation

GREGORY, G.ROBINSON. Resource Economics for Foresters. John Wiley & Sons.

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