Numerical methods for engineers - Chapra, Steven C. (New Dehli WCB/McGraw-Hill, 1998)
http://www.amazon.com/Numerical-Engineers-Programing-Software-Applications/dp/0070109389/ref=sr_1_1?s=books&ie=UTF8&qid=1401182175&sr=1-1&keywords=0070109389
Keywords: ME, EE, EL