Mohammod , Khosh A Text Book on co - ordinate Geometry and vector analysis / Khosh Mohammod - 3rd ed. - Dacca : Ideal Library, ; 1975. - 174 p. ; 20 cm. Index present. Subjects--Topical Terms: Geometry and vector analysis Subjects--Geographic Terms: India--Economic conditions. Dewey Class. No.: 516 / MOT 1975