Cita APA (7th ed.)

.Cullingworth, J. B. (1990). Energy, land, and public policy. Transaction Publishers.

Cita Chicago (17th ed.)

.Cullingworth, J. B. Energy, Land, and Public Policy. New Brunswick, U.S.A.: Transaction Publishers, 1990.

Cita MLA (9th ed.)

.Cullingworth, J. B. Energy, Land, and Public Policy. Transaction Publishers, 1990.

Atenció: Aquestes cites poden no estar 100% correctes.