Provido, Eden Delight B. <br/><br/>
On the subgroups of coxeter groups and their subgroups 
Eden Delight B. Provido 
 - Quezon City  Ateneo de Manila University Loyola Schools  2009. 
 - xii, 140p. 
<br/><br/>Mathematics 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Mathematics
<br/><br/><label>LC Class. No.: </label>CD-00616t