Cita APA (7th ed.)
Wark, K., & Richards, D. E. (1999). Thermodynamics (6th ed.). WCB McGraw-Hill.
Cita Chicago (17th ed.)
Wark, Kenneth, i Donald E. Richards. Thermodynamics. 6th ed. Boston: WCB McGraw-Hill, 1999.
Cita MLA (9th ed.)
Wark, Kenneth, i Donald E. Richards. Thermodynamics. 6th ed. WCB McGraw-Hill, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.