00556nam a2200193Ia 450000100060000000300050000600500170001100800410002801000170006905000180008608200100010410000340011424500320014825000160018026000450019630000270024149000590026865000350032717288BIBL20181004021930.0720107s1961    caua          00000 eng    a 61014060 /L0 aLB1051b.W717  a370.710aWoodruff, Asahel Davis2Local10aBasic concepts of teaching.  aConcise ed.0 aSan FranciscobChandler Pub. Co.c[1961]  a237 p.billus.c21 cm.0 aChandler publications in educational psychology2Local 0aLearning, Psychology of2Local