00246nam a22001217a 4500 SK 001 LENG BUNHOR Data analysis methods in SPSS Phnom Penh LEN 2006 57p. EK 10265 10265 0 0 0 001_000000000000000_LEN_2006_C041 0 52908 LBC LBC C041 2016-09-27 001 LEN 2006 C041 RUA042455 2016-09-27 EK