Schacht, Steven P., Stewart, Brad. <br/><br/>
Social statistics  a user-friendly approach 
Steven P. Schacht, Brad Stewart 
 - Boston  Allyn & Bacon  1995 
 - viii, 243p. 
<br/><br/><label>ISBN: </label>0205140041 
<br/><br/><label>Dewey Class. No.: </label>519.5024  / N95