Gaya APA
ENGINEERS, T, A, S, O, H, A, V. (1954).
HEATING VENTILATING AIR CONDITIONING GUIDE 1954 : VOL.32 .
New York:
THE AMERICAN SOCIETY OF HEATING AND VENTILATING ENGINEERS.
Gaya MLA
ENGINEERS, THE, AMERICAN, SOCIETY, OF, HEATING, AND, VENTILATING.
"HEATING VENTILATING AIR CONDITIONING GUIDE 1954 : VOL.32".
New York:
THE AMERICAN SOCIETY OF HEATING AND VENTILATING ENGINEERS,
1954.
Textbook.