Dharmasiri, Lal Mervin
Samaajeeya vidyaa paryeshana - Kelaniya Author 2004 - xiv, 262p. : ill.
Text in Sinhala ; Glossary and index included
9559872206
SOCIAL SCIENCES-Research
SOCIAL SCIENCES
RESEARCH-EDUCATION
303.43:311.2 / D4
Samaajeeya vidyaa paryeshana - Kelaniya Author 2004 - xiv, 262p. : ill.
Text in Sinhala ; Glossary and index included
9559872206
SOCIAL SCIENCES-Research
SOCIAL SCIENCES
RESEARCH-EDUCATION
303.43:311.2 / D4