KRISH H. Curtis <br/><br/>
Fundamental statistics for human services an social wok/  
Curtis H. Krishef  
 - United state of America,   PWS publisher ltd,  c1987. 
 - xiv,354p,:  ill: 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>087150558 
<br/><br/><label>Dewey Class. No.: </label>361.02 12 KRI