TY  - GEN
AU  - George, Darren
AU  - Mallery, Paul
TI  - SPSS for windows step by step: a simple guide and reference 13.0 update
SN  - 8131703940
U1  - 005.3 
PY  - 2006///
CY  - New Delhi
PB  - Dorling Kindersley
KW  - COMPUTER SCIENCE
KW  - SOIL CONTENT ANALYSIS
KW  - SPSS
UR  - http://opac.lib.ruh.ac.lk/cgi-bin/koha/opac-retrieve-file.pl?id=469338267c92b17d12b9b92127e90ea8
ER  -