000 00473nam a2200157Ia 4500
008 220316s9999 xx 000 0 und d
040 _cATVERC
050 _aQA 76.9 .K57 1982
100 _aKirby Margaret S.
245 0 _aData entry operator : catalog of performance objectives and performance guides
260 _aDecatur, GA
_bVTECS
_cc1982
300 _aiv, 72 p. ; 27 cm.
_c27 cm
500 _aIncludes appendix.
650 _aData Entry -- Operator
999 _c3215
_d3215