Hewlett-Packard Company. (1981). HP-41C: Users' library solutions : heating, ventilating & air conditioning. Hewlett-Packard.
Chicago Style (17th ed.) CitationHewlett-Packard Company. HP-41C: Users' Library Solutions : Heating, Ventilating & Air Conditioning. [United States]: Hewlett-Packard, 1981.
MLA (8th ed.) CitationHewlett-Packard Company. HP-41C: Users' Library Solutions : Heating, Ventilating & Air Conditioning. Hewlett-Packard, 1981.
Warning: These citations may not always be 100% accurate.