APA-referens

Contreras, T. C., Vargas, I., & Badilla, E. (2011). Hydrochemical and isotopic properties of the groundwater in the middle part of the Tulián river watershed, Puerto Cortés, Honduras.

Chicago-stil citat

Contreras, Tirza C., Ingrid Vargas, och Elena Badilla. Hydrochemical and Isotopic Properties of the Groundwater in the Middle Part of the Tulián River Watershed, Puerto Cortés, Honduras. 2011.

MLA-referens

Contreras, Tirza C., Ingrid Vargas, och Elena Badilla. Hydrochemical and Isotopic Properties of the Groundwater in the Middle Part of the Tulián River Watershed, Puerto Cortés, Honduras. 2011.

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