TY - GEN AU - Letherman, K. M. TI - Automatic controls for heating and air conditioning: principles and applications SN - 0080232221 U1 - 697 PY - 1981/// CY - Oxford, New York PB - Pergamon KW - Heating KW - Control KW - Air conditioning N1 - Includes index; Donations; Donations - Dr. Mostafa Gouda; Bibliography: p. 199-205 ER -