Basic mathematics with early integers 
Tussy, Alan. 
 - 6th ed. 
 -  Cengage Learning, Inc.,  2019 
 - x, 832 pages 
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<br/><br/><label>ISBN: </label>978-1-33761840-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.
<br/><br/><label>Dewey Class. No.: </label>512.72 t965 2019