na INLIS000000000004082 Ind 0010-1118004082 FAO. CIFA Technical Paper; 25 REVIEW of pollution in the African aquatic environment Ed. by Davide Calamari; Heiner Naeve Rome FAO 1994 vii, 118 p.: ill.; 30 cm.-- vii, 118 p.: ill.; 30 cm.-- 92-5-103577-6 Bibl.: p.93-118 614.7(6) SEA POLLUTION AFRICA 638/FAO/95