Martins, M., Ferreira, A., & Vales, C. (2005). PCB composition in flood material and sediments from the Guadiana River estuary. Iniversidad Autónoma de Baja California.
Chicago-tyylinen lähdeviittausMartins, M., AM Ferreira, ja C. Vales. PCB Composition in Flood Material and Sediments From the Guadiana River Estuary. Iniversidad Autónoma de Baja California, 2005.
MLA-viiteMartins, M., AM Ferreira, ja C. Vales. PCB Composition in Flood Material and Sediments From the Guadiana River Estuary. Iniversidad Autónoma de Baja California, 2005.
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