(1999). UPSC (IES) enginering services examination papers solved and unsolved: Mechanical Engineering. G.K. Publishers Pvt Ltd.
Chicago-stil citatUPSC (IES) Enginering Services Examination Papers Solved and Unsolved: Mechanical Engineering. Jabalpur: G.K. Publishers Pvt Ltd, 1999.
MLA-referensUPSC (IES) Enginering Services Examination Papers Solved and Unsolved: Mechanical Engineering. G.K. Publishers Pvt Ltd, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.