1 | | SAS 9 study guide : Preparing for the base programming certification exam for SAS 9 / Ali Hezaveh . - Hoboken, N.J. : John Wiley & Sons, Inc., 2007. - x, 235tr. ; 28cm Mã xếp giá: 005.1 H622Đăng ký cá biệt: Lầu 1 TV: 2000029701, Lầu 2 KLF: 2000005147 |