ISRO DRDO Mechnical

Dear Friend,
As the level of ISRO and GATE exams remains same so you can use gate books besides ISRO/DRDO Specilized books. I am going to discuss one by one. First i will discuss ISRO/DRDO books and then will discuss gate books.
1.ISRO Mechanical
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2.Mechanical Engineering (Conventional and Objective Type): Conventional and Objective Types
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3.DRDO, ISRO: Previous Solved Papers - Mechanical Engineering 2016
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Now lets discuss GATE books
1.Wiley Acing the GATE: Mechanical Engineering & Engineering Mathematics and General Aptitude (Combo Set)
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2.Gate Guide Mechanical Engg. 2017
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3.GATE 2017- Mechanical And PI Engineering
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Previous Years Papers.
Gate paper Mechanical Engineering 2017 (Solved papers 2000-2016)
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All the above books are available at 40% or more off on Amazon.
If you have not found what you want, you can refer this link to get some more books.
Amazon.in: Gate Mechanical
Wish You all the Best of GATE Exams.
Thanks.