Khan, A. Aziz. A new rural co-operative system for comilla thana : fourth annual report rural co-oparetive pilot experiment mat 1965 / A. Aziz Khan. - 1st ed. - Comilla : Pakistan academy for rural development, 1965. - xi, 113 p. ; 27 cm. 337 337 Subjects--Topical Terms: Sociology.Social welfare. Dewey Class. No.: 301.35 / A1n