Pilcher, Donald M. <br/><br/>
Data analysis for the helping professions :  a practical guide / 
Donald M. Pilcher 
 - Newbury Park :  SAGE Publications,  1990 
 - 258 p. :  ill. ;  21 cm. 
<br/><br/><label>ISBN: </label>0803937245 
<br/><br/><label>LCCN: </label>89-028109 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Statistical methods<br/>Statistics