Fundamentals of Differential Equations, 7th Edition by R. Kent Nagle, Edward B. Saff, Arthur David Snider English | ISBN: 0321388410 | 2010 | PDF | 768 pages | 65,3 MB
Exceptional Selling: How the Best Connect and Win in High Stakes Sales by Jeff Thull English | 2006-08-18 | ISBN: 0470037288 | 272 pages | PDF | 1,7 MB