000 00356nam a2200145Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
020 _a0-395-24730-6
041 _aen
082 _a428
100 _aBERGER, Carl.F. .et al
245 0 _aModular Activities Program in science
260 _aBoston
_bHoughton Mifflin
_c1977
300 _a216p.
942 _cLL
999 _c3802
_d3802