Gras, Norman Scott Brien,  1884-1956 <br/><br/>
A history of agriculture in Europe and America / 
Norman Scoti Brien Gras 
 - 2nd ed. 
 - New Your :  F. S. Crofts ,  1940 
 - xxvii, 496 p. ;  22 cm. 
<br/><br/><label>ISBN: </label> Rs. 4.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--History--United States<br/>Agriculture--History--Europe