002910000a220010900045000410008000000820017000081000029000252450075000542600034001293000012001630010006001750 aENG04aG 918 R9611b1 aRussell, William (1915-)10aThe Bolivar countries : Colombia, Venezuela, Ecuador / William Russell  aNew York, USA : Coward-McCann  a308 Pag11263