Jacobson, Florence D. <br/><br/>
Elementary functions   
by Florence D. Jacobson, William G. Chinn 
 - New Jersey  Silver Burdett Company  1968 
 - 248p. 
<br/><br/><label>ISBN: </label>08 109 1 1722 
<br/><br/><label>Dewey Class. No.: </label>515.7  / N685