Richter, H. P. Practical electrical wiring : residential, farm, and industrial / H. P. Richter ; edited by W. Creighton Schwan. - New York : McGraw-hill book company, c 1978. - vii, 664 p. : ill. ; 22 cm. Include index. 340 340 ISBN: 0-07-052388-6 Subjects--Topical Terms: Electric wiring--Interior. Dewey Class. No.: 621.3192 / R418p