TY - BOOK AU - Sukhia,S.P. AU - Mehrotra,P.V. AU - Mehrotra,R.N. TI - Elements of educational research AV - LB1028 .S9 1966 PY - 1966///] CY - Bombay, New York PB - Allied Publishers KW - Education KW - Research N1 - Includes bibliographical references ER -