Zero population growth :  implications / 
Joseph J. Spengler, editor. 
 - [Chapel Hill] :  Carolina Population Center. University of North Carolina at Chapel Hill,  c1975. 
 - viii, 157 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0890551138 9780890551134 
<br/><br/><label>LCCN: </label>76621521  
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Population.<br/>North Carolina--Population.
<br/><br/><label>LC Class. No.: </label>HB3505  / .Z47 
<br/><br/><label>Dewey Class. No.: </label>301.32/9/73