Crum, William Leonard. <br/><br/>
Rudimentary mathematics for economists and statisticians /    
W.L. C rum and Joseph A. Schumpeter... 
 - 1st ed. 
 - New York :   McGraw-Hill book Company, Inc.,   1946. 
 - xi, 183 p. :    ill., diagrs. ;    22 cm. 
<br/><br/>  A revised and enlarged edition of the work by W.L. Crumm published a s a supplement as to the Quarterly journal of economics in May 1938. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics, Mathematical.--------
<br/><br/><label>Dewey Class. No.: </label>311.2 CRU