Cita APA

Spongberg, A. L., & Spongberg, A. L. PCB contamination in surface sediments in the coastal waters of Costa Rica.

Citación estilo Chicago

Spongberg, Alison L., y Alison L. Spongberg. PCB Contamination in Surface Sediments in the Coastal Waters of Costa Rica.

Cita MLA

Spongberg, Alison L., y Alison L. Spongberg. PCB Contamination in Surface Sediments in the Coastal Waters of Costa Rica.