Sauer, H. J. J., & Howell, R. H. (1982). Solutions manual to environmental control principles: An educational supplement to ASHRAE handbook 1981 fundamentals volume. American Society of Heating, Refrigerating and Air-conditioning Engineers, Inc.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Sauer, Harry J. Jr, và Ronald H. Howell. Solutions Manual to Environmental Control Principles: An Educational Supplement to ASHRAE Handbook 1981 Fundamentals Volume. Atlanta, Ga: American Society of Heating, Refrigerating and Air-conditioning Engineers, Inc, 1982.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Sauer, Harry J. Jr, và Ronald H. Howell. Solutions Manual to Environmental Control Principles: An Educational Supplement to ASHRAE Handbook 1981 Fundamentals Volume. American Society of Heating, Refrigerating and Air-conditioning Engineers, Inc, 1982.