SAS 9 Study Guide: Preparing for the Base Programming Certification Exam for SAS 9EbookSAS 9 Study Guide: Preparing for the Base Programming Certification Exam for SAS 9byAli HezavehRating: 0 out of 5 stars0 ratingsSave SAS 9 Study Guide: Preparing for the Base Programming Certification Exam for SAS 9 for later