English for business 
Parkhurst, Charles Chandler. 
 - fourth edition. 
 -  Prentice-Hall, Inc.  1963 
 - xx, 423 pages. 
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<br/><br/><label>ISBN: </label>9-71081164-9 
<br/><br/><label>Dewey Class. No.: </label>425 P22e 1963