Spiegel, Murray R. <br/><br/>
Theory and Problems of Calculus  of Finite Differences and Difference Equations 

 - Primera Edición 
 - E.E.U.U.:  McGraw-Hill,  1971. 
 - Pag. 259  ilu., tab., gen., fig  21x28 
 - Schaum's Outline Series .
<br/><br/> Chapter 1. The Difference Calculus - 2. Applications of the Difference Calculus - 3. The Sum Calculus - 4. Applications of the Sum Calculus - 5. Difference Equations - 6. Applications of Difference Equations 
<br/><br/><br/>En eng. 
<br/><br/><label>ISBN: </label>07-060218-2 
<br/><br/><label>Dewey Class. No.: </label>515.35  / S 755