APA način citiranja

Spongberg, A. L. (2006). PCB concentrations in intertidal sipunculan (Phylum Sipuncula) marine worms from the Pacific coast of Costa Rica.

Čikaški stil citiranja

Spongberg, Alison L. PCB Concentrations in Intertidal Sipunculan (Phylum Sipuncula) Marine Worms From the Pacific Coast of Costa Rica. 2006.

MLA način citiranja

Spongberg, Alison L. PCB Concentrations in Intertidal Sipunculan (Phylum Sipuncula) Marine Worms From the Pacific Coast of Costa Rica. 2006.

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