(1939). The practical code for the design and installation of mechanical warm air heating systems: Applicable only to the average small installation. January 1, 1939.
Chicago Style (17th ed.) CitationThe Practical Code for the Design and Installation of Mechanical Warm Air Heating Systems: Applicable Only to the Average Small Installation. January 1, 1939. 1939.
MLA (9th ed.) CitationThe Practical Code for the Design and Installation of Mechanical Warm Air Heating Systems: Applicable Only to the Average Small Installation. January 1, 1939. 1939.
Warning: These citations may not always be 100% accurate.