00857nam a2200277 a 4500 1112 1112 441800 OSt 20190903103056.0 830708s1981 ii a b 001 0 eng 81905568 Rs75.00 DLC DLC DLC LB1028.3 .S27 1981 371.33 SAM 19 Sampath, K., 1916- Introduction to educational technology / K. Sampath, A. Pannirselvam, S. Santhanam. New Delhi : Sterling, c1981. viii, 292 p. : ill. ; 22 cm. Includes index. Bibliography: p. [287]-289. Educational technology. Pannirselvam, A. (Arunachalam), 1933- Santhanam, S. (Srinivasan), 1922- 7 cbc orignew 3 ncip 19 y-gencatlg ddc STS 0 0 ddc 0 0 16/3 AIISH AIISH 2019-09-03 0 371.33 SAM 10042 2019-09-03 00:00:00 2019-09-03 STS