APA
Concawe, . (1992). Trends in oil discharged with aqueous effluents from oil refieneries in western europe - 1990 survey. Brussels: Concawe.
Chicago
Concawe, . 1992. Trends in oil discharged with aqueous effluents from oil refieneries in western europe - 1990 survey. Brussels: Concawe.
Harvard
Concawe, . (1992). Trends in oil discharged with aqueous effluents from oil refieneries in western europe - 1990 survey. Brussels: Concawe.
MLA
Concawe, . Trends in oil discharged with aqueous effluents from oil refieneries in western europe - 1990 survey. Brussels: Concawe. 1992.