Sparks, N. R., & Dillio, C. C. (1959). Mechanical Refrigeration (2a. ed.). McGraw-Hill.
Cita Chicago (17th ed.)Sparks, Norman R., i Charles C. Dillio. Mechanical Refrigeration. 2a. ed. Nueva York: McGraw-Hill, 1959.
Cita MLA (9th ed.)Sparks, Norman R., i Charles C. Dillio. Mechanical Refrigeration. 2a. ed. McGraw-Hill, 1959.
Atenció: Aquestes cites poden no estar 100% correctes.