000 00428nam a2200145Ia 4500
008 220407s9999 xx 000 0 und d
040 _cATVERC
050 _aTK 6421 .L4 M36 1997
100 _aMcNamara Terry
245 0 _aBasic telephony : learner resource
260 _aVictoria, Australia
_bACTRAC Products Ltd
_cc1997
300 _a55 p. : ill. ; 30 cm.
_c30 cm
650 _aTelephony -- Learner Resource
999 _c18893
_d18893