Malthus, T R <br/><br/>
Essay on the principle of population 

 - London  Everyman's library  1958 
 - V.2(284p.); 18cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Commercial systems<br/>Demography<br/>Emigration<br/>Equality systems<br/>Poor-laws<br/>Population