00477nam a2200193Ia 4500001000700000003000400007008004500011010001100056020001800067041001300085100001700098245006900115260002200184300001100206650002300217650001300240650001900253082001100272015007LIB220712b2002 py ||||| |||| 00| 0 spa d a015007 a1-57356-530-X aIngleĢs aBerg, Gary A aWhy distance learning: higher education administrative practices bACE,aUSA :c2002 a205 p. aEDUCACION SUPERIOR aLEARNING aADMINISTRACION a371.35