APA (7th ed.) Citation

Berle, G. (1991). The Green entrepreneur: Business opportunities that can save the earth and make your money. Liberty Hall Press.

Chicago Style (17th ed.) Citation

Berle, Gustav. The Green Entrepreneur: Business Opportunities That Can Save the Earth and Make Your Money. U.S.: Liberty Hall Press, 1991.

MLA (9th ed.) Citation

Berle, Gustav. The Green Entrepreneur: Business Opportunities That Can Save the Earth and Make Your Money. Liberty Hall Press, 1991.

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