සාධන පරීක්ෂණ
Perera, Lal
සාධන පරීක්ෂණ [Text - Sinhala] = Sadhana pareeksana Perera, Lal - Maharagama National Institute of Education 1990 - xi, 294p. 24cm. - Educational Assessment 2 .
Text in Sinhala
Education
371.1 / SAD
සාධන පරීක්ෂණ [Text - Sinhala] = Sadhana pareeksana Perera, Lal - Maharagama National Institute of Education 1990 - xi, 294p. 24cm. - Educational Assessment 2 .
Text in Sinhala
Education
371.1 / SAD