TY - BOOK AU - AU - TI - U.P.S.C (I.E.S.) engineering services examination solved papers:mechanical engineering SN - 9788183550970 U1 - 621(079.1) PY - 2009/// CY - Noida PB - G.K. Publishers KW - engineering examination guide KW - Mechanical engineering examination paper N1 - including practice paper ER -