Wozniak, Paul. <br/><br/>
Exercises in demographic analysis :  instructor's manual / 
by Paul Wozniak and David Yaukey. 
 - Amherst, MA :  University of Massachusetts, Dept. of Sociology and Anthropology,  1968. 
<br/><br/> Cover title. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics -- Problems, exercises, etc.--Statistics -- Problems, exercises, etc.