Cita APA (7th ed.)
Kennedy, W. J., & Turner, W. C. (1984). Energy Management. Prentice-Hall.
Cita Chicago (17th ed.)
Kennedy, William J., i Wayne C. Turner. Energy Management. Nueva Jersey, EUA: Prentice-Hall, 1984.
Cita MLA (9th ed.)
Kennedy, William J., i Wayne C. Turner. Energy Management. Prentice-Hall, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.