Martin, H. K. Basic principles for electrical craftsmen / print resources By H.K. Martin. - London : Cassell, c1971. - x, 147 p. : ill. ; 22 cm. ISBN: 0304937207 (pbk) Source: B-7687 LCCN: gb 71018616 Nat. Bib. No.: GB71-18616 Subjects--Topical Terms: Electrical engineering. LC Class. No.: TX145 / .M37 Dewey Class. No.: 621.3