SPSS 6.1 categories/ 
SPSS Inc 
 - Chicago, Illanois:  SPSS Inc.,  1994 
 - xi, 209p.:  ill.;  23cm 
<br/><br/><label>ISBN: </label>0131823205 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SPSS (Computer file)
<br/><br/><label>LC Class. No.: </label>HA32