Cita APA (7th ed.)

Curley, R. (2012). Renewable and alternative energy. Britannica Educational Pub., in association with Rosen Educational Services.

Cita Chicago (17th ed.)

Curley, Robert. Renewable and Alternative Energy. New York: Britannica Educational Pub., in association with Rosen Educational Services, 2012.

Cita MLA (9th ed.)

Curley, Robert. Renewable and Alternative Energy. Britannica Educational Pub., in association with Rosen Educational Services, 2012.

Atenció: Aquestes cites poden no estar 100% correctes.