BADRI & VISHWAKARMA. POWER SYSTEM PROTECTION AND SWITCHGAR SECOND EDITION.
Chicago-čujuhus (17. p.)BADRI & VISHWAKARMA. POWER SYSTEM PROTECTION AND SWITCHGAR SECOND EDITION. NEW DELHI.
MLA-čujuhus (9. p.)BADRI & VISHWAKARMA. POWER SYSTEM PROTECTION AND SWITCHGAR SECOND EDITION.
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