00534nam a2200157Ia 450000500170000000800460001703700290006304000210009204100130011308400240012610000220015024500810017224500520025326000600030530000110036520250508153425.0008  250505s9999    xx            000 0 eng d  aBooks to be hide in OPAC  aFEDL bengcFEDL  aeng2eng  a379.15, UNI/OqFEDL  aO'Kelley George L 0aPreparation of teachers: A survey of supervised teaching programs in 1957-58 0cU S Department of Health, Education and Welfare  aWashington, USAbU.S. Government Printing Office c1961  axi,75p