00369nam a22001097a 4500020001500000082001500015100002400030245007800054260005600132300004400188650002700232  a8184572646  a370.72 YOG  a	Yogendra K. Sharma  aMethodology and techniques of educational research /c	Yogendra K. Sharma  aNew Delhi : Kanishka Publishers, Distributors, 2011  a	xiv, 362 pages : illustrations ; 23 cm  aEducation -- Research.