Spongberg, A. L. (2004). PCB contamination in marine sediments from Golfo Dulce, Pacific coast of Costa Rica.
शिकागो स्टाइल उद्धरणSpongberg, Alison L. PCB Contamination in Marine Sediments From Golfo Dulce, Pacific Coast of Costa Rica. 2004.
एमएलए उद्धरणSpongberg, Alison L. PCB Contamination in Marine Sediments From Golfo Dulce, Pacific Coast of Costa Rica. 2004.
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