Cita APA

American Standards Association, & American Standards Association. (1953). Graphical symbols for heating, ventilating and air conditioning. New York, New York: American Society of Mechanical Engineers.

Citación estilo Chicago

American Standards Association, y American Standards Association. Graphical Symbols for Heating, Ventilating and Air Conditioning. New York, New York: American Society of Mechanical Engineers, 1953.

Cita MLA

American Standards Association, y American Standards Association. Graphical Symbols for Heating, Ventilating and Air Conditioning. New York, New York: American Society of Mechanical Engineers, 1953.