00620nam0-2200229 --450 991022315780332120171108115950.020171108d1969----km y0itay50 baengUSy 001yyExcursions in geometryC. Stanley OgilvyNew YorkOxford University Press1969vi,178 p.21 cmOgilvy,C. Stanley49643ITUNINAREICATUNIMARCBK9910223157803321LL 1192311DINEDDINEDExcursions in geometry1494442UNINA