Khan, MD. Abdul Gafur. A B C of civil engineering : materials, construction, roads & earth works / MD. Abdul Gafur Khan. - 3rd ed. - Comilla : Mohammad Enayetullah Khan, 1978. - various pages : ill. ; 20 cm. 327 327 Subjects--Topical Terms: Civil engineering. Dewey Class. No.: 624 / M459a