00744nam0-22002891i-450-99000104021040332120040317164755.0000104021FED01000104021(Aleph)000104021FED0100010402120020001d--------km-y0itay50------baengPhysicsTeachers'Guide 2New YorkLongmans1967145 p.22 cmP.s.s.c.Esercizi di fisica530Nuffield foundation.Science teaching projectITUNINARICAUNIMARCBK99000104021040332120D-050.0016865FI1FI1Physics336153UNINA