APA (7th ed.) Zitazioa

Ahern, J. E. (1982). The energy method of energy systems analysis. John Wiley.

Chicago Style (17th ed.) Zitazioa

Ahern, John E. The Energy Method of Energy Systems Analysis. Nueva York: John Wiley, 1982.

MLA (9th ed.) Zitazioa

Ahern, John E. The Energy Method of Energy Systems Analysis. John Wiley, 1982.