SPSS and data analysis in research projects 
Avwokeni, A. J. 
 - Lgos  Unicampus publishing  2013 
<br/><br/><label>ISBN: </label>978375761x 
<br/><br/><label>Subjects--Topical Terms: </label>--research--methods
<br/><br/><label>LC Class. No.: </label>HA32  / .A99 2013