00985nam a2200265Ia 4500 86006 BIBL 20180417022328.0 920904s1975 ag a b 00010 spa evn00001034 //r90 EVLG LD7501.P5 P33 373.73 373.73 B836s E Bremer, John 65187 Local La escuela sin paredes Una nueva experiencia educativa John Bremer y Michael von Moschzisker ; traducción de Emilio M. Sierra. Buenos Aires El Ateneo 1975. xi, 254 p. illus. Translation of : The school without walls, Philadelphia's Parkway Program. Includes bibliographical references. Parkway Program. 261949 Local Education, Secondary United States. Local 90409 Educational innovations United States. 90524 Local Von Moschzisker, Michael joint author. 288799 Local 69929 69929 0 0 0 373_730000000000000_B836S_E 0 evl 366564 10 10 1 2016-05-27 136649 0 373.73 B836s E 80000000614159 2016-05-27 00:00:00 r:86006 z:NCC:D 6 0 0 ddc 0 373_730000000000000_B836S_E 0 l 366565 1 1 17 2016-05-27 4.90 329333 0 373.73 B836s E 60000010000518 2016-05-27 00:00:00 r:86006 6