Nelson, Alfred L, et al. <br/><br/>
Calculus 

 -  D C Heath & Company Publishers, USA  1946 
 - 376 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operational calculus; Functional analysis; Mathematics
<br/><br/><label>Dewey Class. No.: </label>515.72  NEL-C