Germain, Carel B. <br/><br/>
Social Work Practice  : people and environments an ecological perspective 

 - New York, Estados Unidos  Columnia University  1979 
 - 370  tbls.; diagrs. 
<br/><br/><label>ISBN: </label>0-231-04333-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecología<br/>Ciencia