INTRO TO TELEPHONY & TELEGRAPHY

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Váldodahkki: JOLLEY,E.H
Materiálatiipa: Girji
Almmustuhtton: ALLAHABAD WHEELER & CO 1989
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SVKM's Shri Bhagubhai Mafatlal Polytechnic and College of Engineering -

oažžasuvvan: SVKM's Shri Bhagubhai Mafatlal Polytechnic and College of Engineering -
Hildobáiki: 621.395
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