Lasker, G.W. <br/><br/>
Research Strategies in human biology:field and survey studies 
/by G.W. Lasker 
 - New York:  Cambridge University Press;  1993. 
 - xi,204p. 
<br/><br/><label>ISBN: </label>978-0-521-43188-0 
<br/><br/><label>Dewey Class. No.: </label>573.072  / LAS/R