000 00227 a2200097 4500
001 52586
100 _aJakes W C
245 _aStep Motors (Theory & App.)
260 _aNew York
_bWest Publishers USA
_c
090 _c33073
_d33073
942 _aNUST-CAE
_cM
_c25640
999 _c287659
_d287659