Cooper, W. Fordham
Electrical Safety Engineering - London: Longman, 1986. - 633p. ;
040801346X
Electrical engineering--Safety measures
Electrical engineering--Safety regulations
621.3COO
Electrical Safety Engineering - London: Longman, 1986. - 633p. ;
040801346X
Electrical engineering--Safety measures
Electrical engineering--Safety regulations
621.3COO