Παραπομπή σε μορφή APA (7η εκδ.)

Sima Mihaela, Zobrist J<U+00FC>rg, Senila Marin, Levei Erika Andrea, Abraham Bela, Dold Bernhard, . . . National Research and Development Institute for Marine Geology and Geoecology GeoEcoMa. Environmental pollution by mining activities , a case study in the cri&#351; alb valley, western carpathians, Romania.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sima Mihaela, Zobrist J<U+00FC>rg, Senila Marin, Levei Erika Andrea, Abraham Bela, Dold Bernhard, Balteanu Dan, και National Research and Development Institute for Marine Geology and Geoecology GeoEcoMa. Environmental Pollution by Mining Activities , a Case Study in the Cri&#351; Alb Valley, Western Carpathians, Romania.

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Sima Mihaela, et al. Environmental Pollution by Mining Activities , a Case Study in the Cri&#351; Alb Valley, Western Carpathians, Romania.

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