00744cam a22002411 4500 sa 67000236 DLC 20260227112313.0 790514s1966 ii b 00000 eng sa 67000236 //r842 PL480:I-E-6214 LB1028 .N313 1966 370/.78 National Institute of Basic Education. Research in education. [2d ed. New Delhi] National Council of Educational Research and Training [1966] vi, 136 p. 21 cm. "Includes twelve memoranda prepared by Dr. S. M. Corey." Includes bibliographies. Education Research. Corey, Stephen Maxwell, 1904- 71841 71841