American Society of Heating, Refrigerating and Air Conditioning Engineers. (1987). 1987 Ashrae handbook: Heating, ventilatingm and air-conditioning systems and applications. American Society of Heating, Refrigerating and Air Conditioning Engineers.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিAmerican Society of Heating, Refrigerating and Air Conditioning Engineers. 1987 Ashrae Handbook: Heating, Ventilatingm and Air-conditioning Systems and Applications. Atlanta, GA: American Society of Heating, Refrigerating and Air Conditioning Engineers, 1987.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিAmerican Society of Heating, Refrigerating and Air Conditioning Engineers. 1987 Ashrae Handbook: Heating, Ventilatingm and Air-conditioning Systems and Applications. American Society of Heating, Refrigerating and Air Conditioning Engineers, 1987.