Norušis, M. J. <br/><br/>
SPSS for Windows, Professional Statistics, release 6.0 / 
Marija J. Norušis, SPSS Inc.. 
 - Chicago, Ill. :  SPSS Inc.,  c1993. 
 - xii, 385 p. :  ill. ; 
<br/><br/><label>ISBN: </label>0131788310 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Statistical methods--Computer programs.
<br/><br/><label>LC Class. No.: </label>HA32  / .N65174 1993