"cotton, h . "
the transmission and distribution of electrical energy: / h.. cotton - 3 ed. - uk : hodder and stoughton 1970. - "vii, 471p.; 22 cm."
0-340-14771-7
the transmission and distribution of electrical energy: / h.. cotton - 3 ed. - uk : hodder and stoughton 1970. - "vii, 471p.; 22 cm."
0-340-14771-7