00572nam a22001937a 4500 59017 59017 WUSLLib 170127b xxu||||| |||| 00| 0 eng d 9789553052285 Sinhala 371.102 SEN සේනාධීර, සිල්වි 1096 ගුරු කාර්යක්ෂමතා සංවර්ධනය කොළඹ ගොඩගේ 2014 xxiv, 144p. 22cm. Teaching 983 Teacher 1098 Teaching methods 2660 ddc L 0 0 ddc 0 0 SDC MAIN MAIN REF 2017-01-27 0.00 0 371.102 SEN 38329 2017-09-08 00:00:00 0.00 2017-01-27 SDC 0 0 ddc 0 0 LEN MAIN MAIN LEN 2017-01-27 0.00 0 371.102 SEN 38330 2017-09-19 00:00:00 2017-01-27 L 0 0 ddc 0 0 LEN MAIN MAIN LEN 2017-01-27 0.00 0 371.102 SEN 38331 2017-09-19 00:00:00 0.00 2017-01-27 L