APA ציטוט

Spongberg, A. L. (2004). PCB contamination in marine sediments from Golfo Dulce, Pacific coast of Costa Rica.

Citación estilo Chicago

Spongberg, Alison L. PCB Contamination in Marine Sediments From Golfo Dulce, Pacific Coast of Costa Rica. 2004.

ציטוט MLA

Spongberg, Alison L. PCB Contamination in Marine Sediments From Golfo Dulce, Pacific Coast of Costa Rica. 2004.