TY - BOOK AU - Geetha Janet Vitus,Guide AU - Hara One A TI - Preparation and validation of a multimedia instructional package for developing vocabulary acquisition and reading comprehension in english at upper primary level PY - 2016/// CY - Thiruvananthapuram PB - Dept of Education,University of Kerala KW - Multimedia instructional package-- vocabulary acquisition-- Reading comprehension-- experimental study- pollution-- test tool-- scale tool ER -