Lua APA (7ú heag.)

Muñoz Aunión, A., & León Silva, G. A. (2020). The polluter pays principle in the European regulation. The environment summited to juridical rules. Universidad Autónoma de Tamaulipas.

Lua i Stíl Chicago (17ú heag.)

Muñoz Aunión, Antonio, agus Glorimar Alejandra León Silva. The Polluter Pays Principle in the European Regulation. The Environment Summited to Juridical Rules. Universidad Autónoma de Tamaulipas, 2020.

Lua MLA (8ú heag.)

Muñoz Aunión, Antonio, agus Glorimar Alejandra León Silva. The Polluter Pays Principle in the European Regulation. The Environment Summited to Juridical Rules. Universidad Autónoma de Tamaulipas, 2020.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.