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020 _a0932764061 (vol.5)
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090 _aTK6023.H57
090 _aTK6023
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245 0 2 _aA history of engineering and science in the bell system communications sciences (1925-1980) /
_cprepared by members of the technical staff, AT & T Bell Laboratories; editor, M. D. Fagen.
260 _aNew York :
_bAT & T Bell Laboratories,
_c1975.
300 _av. :
_bill. ;
_c23cm.
650 0 _aTelephone
_zUnited States
_xHistory.
650 0 _aTelecommunication
_zUnited States
_xHistory.
650 0 _aElectronics
_zUnited States
_xHistory.
650 0 _aAmerican telephone and telegraph company
_xHistory.
700 1 _aFagen, M. D.
700 1 _aJoel, Amos E.
700 1 _aSchindler, G. E.
710 2 _aBell Telephone Laboratories, inc.
907 _a.b10963212
_b2020-10-15
_c2019-11-12
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991 _aFakulti Sains dan Teknologi
998 _al
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