000 00293nam a2200121Ia 4500
100 _aJain, Gopal Lal
020 _a81-7594-015-8
942 _cBK
245 _aResearch methodology
_Bmethods, tools and techniques
260 _aMangal Deep, Jaipur
_c1998
082 _a307.2 Jai
300 _a296p
999 _c36177
_d36177