Roman Steven <br/><br/>
Umbral calculus 

 - Orlando  Academic Press          1984 
 - x,195p.  cm. 
<br/><br/> Bibliography 183-188p 
<br/><br/><label>Standard No.: </label>30095 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus
<br/><br/><label>Dewey Class. No.: </label>B32, M4