Baltic Marine Environment Protection Commission. The fourth baltic sea pollution load compilation (PCL-4).
Cita Chicago (17th ed.)Baltic Marine Environment Protection Commission. The Fourth Baltic Sea Pollution Load Compilation (PCL-4).
Cita MLA (9th ed.)Baltic Marine Environment Protection Commission. The Fourth Baltic Sea Pollution Load Compilation (PCL-4).
Atenció: Aquestes cites poden no estar 100% correctes.