Ojala, E. M. <br/><br/>
Agriculture and economic progress / 
by E. M. Ojala 
 - Oxford University Press :  London,  1952 
 - vi, 220 p. ;  22 cm 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects<br/>Economic development
<br/><br/><label>Dewey Class. No.: </label>338.13  / OJA 1952