Godino Charles <br/><br/>
Understanding elementary calculus, principles, problems, and solutions 

 -  1969 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>22230 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B32, K91