array(6) { [0]=> string(11) "Data Mining" [1]=> string(72) " Practical Machine Learning Tools and Techniques 2nd.Ed (Morgan Kaufmann" [2]=> string(5) " 2005" [3]=> string(19) " 0-12-088407-0).pdf" [4]=> string(8) " 8138814" [5]=> string(21) " 2006-06-14 22:11:0 " }