00334nam a2200109Ia 4500008004100000082001700041100002100058245003900079260003800118300002800156490004000184250313b        |||||||| |||| 00| 0 eng d  a516bB368.GD  aBeardon, Alan F.  aThe geometry of discrete groupsb/  aNew York:bSpringer-Verlag,c1983  axii, 337p. Bibl. Index.  aGraduate texts in MathematicsvV.91