Pogorzelski, H. A. <br/><br/>
Foundations of semiological theory of numbers/ 
H.A. Pogorzelski and W.J. Ryan. 
 - Orono, Me.:  University of Maine at Orono,  1982-. 
 - v.;  28 cm. 
<br/><br/> Includes indexes. 
<br/><br/>v. 1. Chapter 0 (0-4) Preliminaries. Chapter 1. General semiology. 
<br/><br/><label>ISBN: </label>089101053X (v. 1) 0891010645 (v. 2) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Number theory.
<br/><br/><label>Dewey Class. No.: </label>512.7  / P746f