00819nam0-22003011i-450-99000327872040332120001010000327872FED01000327872(Aleph)000327872FED0100032787220000920d1971----km-y0itay50------baitay-------001yyETUDE DES CONDITIONS ECONOMIQUES EN AFRIQUENew YorkNations Unies1971pp. 417Africa Economica136.002COMMISSION ECONOMIQUE POUR L'AFRIQUE130478ITUNINARICAUNIMARCBK990003278720403321136.002.COM921DECGEDECGEETUDE DES CONDITIONS ECONOMIQUES EN AFRIQUE451211UNINAING01