cam a22 u 4500 128629193 CHVBK 20200414045658.0 880212s1965 ne b | 00 |fre|d (NEBIS)000276711 ETH-BIB ger ETH-BIB ETHICS-ISBD fre eng ger 1884-1897 XXVII, 763 p. Correspondence of Léon Walras and related papers Vol.2 2 (NEBIS)000276709 279320280 NEBIS 490 -- Correspondence of Léon Walras and related papers Vol.2 2 (NEBIS)000276709 279320280 BK020000 XK020000 XK020000 NEBIS E16 E16 RH R 1982/169: 2 NEBIS Z01 Z01 04 FP 2013: 2