000 00406nam a2200133Ia 4500
008 180710s9999 xx 000 0 und d
020 _a73991
082 _a370.7802
_bSEC
100 _aTravers , Robert M.W., ed.
245 _aSecond handbook of research on teaching: a project of the American educational r
260 _aChicago
_bRand mcnally college pub.
_c1973
300 _aviii, 1400 p.
942 _cPR
999 _c78010
_d78010