Παραπομπή APA

Duffie, J. A., & Beckman, W. A. (1991). Solar engineering of thermal processes (2nd ed.). John Wiley.

Παραπομπή Chicago Style

Duffie, John A., και William A. Beckman. Solar Engineering of Thermal Processes. 2nd ed. New York: John Wiley, 1991.

Παραπομπή MLA

Duffie, John A., και William A. Beckman. Solar Engineering of Thermal Processes. 2nd ed. John Wiley, 1991.