Bauman,Karl E. <br/><br/>
Research methods for community health and welfare 

 - New york  Oxford University  1980 
 - 147p.  vii 
<br/><br/>  Book 
<br/><br/><br/>Eng. 
<br/><br/><label>ISBN: </label>0195026985  0195026993(pbk) 
<br/><br/><label>National Library of Medicine Call No.: </label>WA 546.1