000 00366nam a2200145Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e161267
_aMAIN
041 _aEnglish
082 _a025.4 S41C
100 _aSehgal, R L
245 0 _aClassification: Theory and practice
260 _aNew Delhi
_bEss Ess Publications
_c1994
300 _a219 p.
942 _cBK
999 _c105035
_d105035