Birchall, G. Electrical principles for installation and craft students. - London: McGraw- Hill Book Co. (UK ) Ltd., 1971. - ix, 209p.; 25cm "N" ISBN: "07 094269 2" Subjects--Topical Terms: 1. Electrical engineering 2. Mechanics Subjects--Index Terms: "Y" LC Class. No.: TK146 / .B57