एपीए उद्धरण

Joel Makower. (1994). The E-factor: The bottom- line approach to environmentally responsible business. New York: Tilden Press.

शिकागो स्टाइल उद्धरण

Joel Makower. The E-factor: The Bottom- Line Approach to Environmentally Responsible Business. New York: Tilden Press, 1994.

एमएलए उद्धरण

Joel Makower. The E-factor: The Bottom- Line Approach to Environmentally Responsible Business. New York: Tilden Press, 1994.