Hobson, E.W. <br/><br/>
The theory of Functions of a Real Variable and the theory of Fourier's Series 
Volume 2 
 - New York  Dover Publications, Inc.  1907 
 - 780 
<br/><br/><label>Subjects--Personal Names: </label> Mathematics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics