Sagrera, Martín. <br/><br/>
Population crisis 
Martín Sagrera. 
 - Madrid  Editorial Fundamentos  1994. 
 - 87 p.  19 cm. 
<br/><br/> "This is a new, updated and greatly enlarged edition of the book Sex, population, and politics released in 1990 by the same publisher"--P. 3. 
<br/><br/><label>ISBN: </label>8440478224 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sex<br/>Population<br/>Birth control
<br/><br/><label>LC Class. No.: </label>HQ21  / .S34 1994