01292nam a2200325 i 450099100118745970753620020507184853.0980122s1967 it ||| | ita b10812945-39ule_instLE01308406ExLDip.to Matematicaeng512.9AMS 00A35ZDM E70Spreckelmeyer, Richard536261I numeri naturali /di Richard Spreckelmeyer e Kenneth MustainMilano :Progresso Tecnico Editoriale,[1967]76 p. ;19 cm.Parlando di matematicaTrad. it. dell'ed. ingl.: The natural numbers. - Boston : D. C. HeathDidactis of mathematicsNatural numbersMustain, Kennethauthorhttp://id.loc.gov/vocabulary/relators/aut632278.b1081294523-02-1728-06-02991001187459707536LE013 E70 SPR11 C.1 (1967)12013000093932le013-E0.00-l- 01110.i1091862028-06-02LE013 E70 SPR11 C.2 (1967)22013000093949le013-E0.00-l- 00000.i1091863228-06-02Numeri naturali1455850UNISALENTOle01301-01-98ma -itait 22