TY - BOOK AU - Kalra, R. M. TI - Science education for teacher trainees and In-service teachers : learning to learn modern science SN - 978-81-203-3612-4 U1 - 507.1 23rd. PY - 2008/// CY - New Delhi PB - PHI Learning KW - Science-Study and teaching UR - www.phindia.com ER -