Allen, J. R., Walker, J. H. 1., & James, J. W. (1946). Heating and air conditioning (6th ed.). New York: McGraw-Hill Book Company, Inc.
Παραπομπή Chicago StyleAllen, John Robins, J. H. 1890- Walker, and John William James. Heating and Air Conditioning. 6th ed. New York: McGraw-Hill Book Company, Inc, 1946.
Παραπομπή MLAAllen, John Robins, J. H. 1890- Walker, and John William James. Heating and Air Conditioning. 6th ed. New York: McGraw-Hill Book Company, Inc, 1946.
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