Manual of commercial correspondence 
By G. Hume 
 - 5th ed. 
 - Allahabad:  A.H. Wheeler & Co. (p.) limited,  1967. 
 - vii,339p. 
<br/><br/><label>Subjects--Index Terms: </label>Office services Manual of commercial correspondence 
<br/><br/><label>Dewey Class. No.: </label>651