"peiris, k . "
integrated approach to curriculum development in primary edu: cation in sri lanka/ k.. peiris - 1 ed. - usa : unesco press 1976. - ", 25p.; 21 cm."
92-3-101373-4
--
370. 190 954 pei
integrated approach to curriculum development in primary edu: cation in sri lanka/ k.. peiris - 1 ed. - usa : unesco press 1976. - ", 25p.; 21 cm."
92-3-101373-4
--
370. 190 954 pei