Spss for windows step by step :   a simple guide and reference, 13.0 update / 
Darren George, Paul Mallery. 
 - 6th ed. 
 - London :   Pearson,   c2006. 
 - 386p. :  ill. ;  21 cm. 
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<br/><br/><label>ISBN: </label>8131703940 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pharmacy.<br/> SPSS for Windows;<br/>Computer programs.
<br/><br/><label>Dewey Class. No.: </label>519.50285536