00718nam0-22002771i-450-99000104046040332120040317163850.0000104046FED01000104046(Aleph)000104046FED0100010404620020001d--------km-y0itay50------baengTeacher's GuideVol. V[S.l.]Longmans1968P.s.s.c.Esercizi di fisica530Nuffield foundation.Science teaching projectITUNINARICAUNIMARCBK99000104046040332120D-074.0048048FI1FI1Teacher's Guide338642UNINA