Berg, Imme <br/><br/>
Strength of Nonstandard Analysis [electronic resource]   
by Imme Berg and Vito Neves 
 - Boston  Springer  2007 
<br/><br/> http://dx.doi.org/10.1007/978-3-211-49905-4 
<br/><br/><label>ISBN: </label>9783211499054 
<br/><br/><label>Dewey Class. No.: </label>515  / (e-book)