Black, John David, 1908- <br/><br/>
Biological conservation  with particular emphasis on wildlife / 
by John D. Black 
 - New York :  McGraw-Hill,  1954 
 - xiv, 328 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>LCCN: </label>53-011570 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wildlife conservation--United States<br/>Zoology--United States<br/>Zoology, Economic