ROY K.P;HAJARA CHOUDHURY S.K;HAJARA CHOUDHURY A.K;ROY NIRJHAR ELEMENTS OF MECHANICAL ENGINEERING - 7TH - MUMBAI MEDIA PROMOTERS 2014 - 522+I-7 ISBN: 9788185009057 Subjects--Topical Terms: Mechanical Engg Dewey Class. No.: 621