Kaczor, W. J. <br/><br/>
Problems in mathematical analysis II:  Continuity and differentiation 
/ by W. J. Kaczor and M. T. Nowak 
 - USA:  AMS,  2001. 
 - xiv, 398p. 
 - Student mathematical library Vol-12 .
<br/><br/><label>ISBN: </label>0821820516