00293nam a22001217a 4500 SK 330 អ៊ុន ប៊ុនលាង Mathematical analysis for economics and agriculture RUA អ៊ុន 2001 587p. KB 9119 9119 0 0 0 330_000000000000000_អុន_2001 0 50762 LBB LBB 2016-08-24 330 អ៊ុន 2001 RUA44636 2016-08-24 2016-08-24 KB