International journal of engineering and and technology - Dhaka : Gurpukur Research Institute, c2009- - Vol. : Illustration ; 25 cm. - Half-yearly - Vol. 6 no.1&2 (Decem. 2009) PG UG ISSN: 18127711 Subjects--Topical Terms: EngineeringTechnology Dewey Class. No.: 605/ / GPRI