Macaulay, F.S <br/><br/>
Algebraic theory of modular systems 
F.S. Macaulay 
 - New York  Stechert-Hafner Service Agency  1964 
 - xiv  112 
 - Cambridge tracts in mathematics & mathematical physics 19 .
<br/><br/><label>Dewey Class. No.: </label>2.05  / MACA