Pettofgrezzo, Anthony J <br/><br/>
Number Systems:Structure and Properties 

 - London  Scott, Foresman and Company  1969 
 - 274p 
<br/><br/><label>Subjects--Uniform Titles: </label>--General Stack
<br/><br/><label>Subjects--Topical Terms: </label><br/>Numbers, Real--Mathematics--Arithmetic--FoundationsMathematics
<br/><br/><label>Dewey Class. No.: </label>512.81  / PET-N