000 00433nam a2200169Ia 4500
008 230711s9999||||xx |||||||||||||| ||und||
041 _aENG
082 _a624
_bKH-K
100 _aKhanna,J.K
245 0 _aKnowledge evolution, structure and research methodology
250 _a1st Ed.
260 _c1985
_aNew Delhi
_bEss Ess Publication
300 _a513
650 _aGENERAL ENGINEERING
700 _aVashisht,KK 
942 _cBK
999 _c3444
_d3444