Boyen, J. L. (1980). Thermal energy recovery (2a. ed.). John Wiley.
Tohutoru Kātū Chicago (17th ed.)Boyen, John L. Thermal Energy Recovery. 2a. ed. Nueva York: John Wiley, 1980.
Tohutoro MLA (9th ed.)Boyen, John L. Thermal Energy Recovery. 2a. ed. John Wiley, 1980.
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