APA način citiranja

Ward, T. E., & Frea, J. I. (1980). Sediment Distribution of Methanogenic Bacteria in Lake Erie and Cleveland Harbor.

Čikaški stil citiranja

Ward, Thomas E., i James I. Frea. Sediment Distribution of Methanogenic Bacteria in Lake Erie and Cleveland Harbor. 1980.

MLA način citiranja

Ward, Thomas E., i James I. Frea. Sediment Distribution of Methanogenic Bacteria in Lake Erie and Cleveland Harbor. 1980.

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