TY - BOOK AU - Ranaweera,A.M. ED - Asian Centre of Educational Innovation for Development TI - Integrated science in the junior secondary school in Sri Lanka SN - 9231013742 PY - 1976/// CY - Paris PB - Unesco Press KW - Science KW - Study and teaching KW - Sri Lanka KW - Interdisciplinary approach in education KW - Curriculum planning ER -