Here is a collection of several books:
CRC Press - Dictionary of Applied Math for Engineers and Scientists - D. Clark.pdf
Advanced Mathematical Methods for Scientists and Engineers - C. Bender, S. Orszag (require djvu software)
Elem.Math.and Comp.Tools.for.Engineers.using.MATLAB.J.Manassah.p df
Essential Math Skills for Engineering, Science and Appl Math - S. Barry, S. Davis.(require djvu software)
Math - Functional and Structural Tensor Analysis for Engineers - Brannon.pdf
Math methods in physics and engineering with Mathematica - F. Cap.(require djvu software)
Math. and Phys. Data - Equations and Rules of Thumb - S. Gibilisco.pdf
Mathematical Methods of Classical Mechanics, 2nd ed., - V. I. Arnold.(require djvu software)
Mathematics of Quantum Computation - G. Chen, R. Brylinski (eds).(require djvu software)
Methods of Mathematical Physics Vol 3 - Scattering Theory - M. Reed.(require djvu software)
DOWNLOAD
http://www.filesonic.in/file/686611174/Downthem.comMath_For_Engineers.rar