Petrich, Mario <br/><br/>
Inverse semigroups/ 
Mario Petrich. 
 - New York:  Wiley,  [1984]. 
 - x, 674 p.:  ill.;  25 cm. 
 - Pure and applied mathematics .
 - Pure and applied mathematics (John Wiley & Sons : Unnumbered). .
<br/><br/> "A Wiley-Interscience publication."  Includes index. 
<br/><br/>Bibliography: p. 634-656. 
<br/><br/><label>ISBN: </label>0471875457 
<br/><br/><label>LCCN: </label>83016910 //r91 
<br/><br/><label>Nat. Bib. No.: </label>GB85-21354 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inverse semigroups.
<br/><br/><label>Dewey Class. No.: </label>512.2