00719nam0-22002771i-450-99000104045040332120040317163833.0000104045FED01000104045(Aleph)000104045FED0100010404520020001d--------km-y0itay50------baengTeacher's GuideVol. IV[S.l.]Longmans1968P.s.s.c.Esercizi di fisica530Nuffield foundation.Science teaching projectITUNINARICAUNIMARCBK99000104045040332120D-074.0038047FI1FI1Teacher's Guide338642UNINA