Gaya APA

Biology of Freshwater Pollution. (2002). England: Pearson.

Gaya Chicago

Biology of Freshwater Pollution. 4. England: Pearson, 2002. Buku.

Gaya MLA

Biology of Freshwater Pollution. 4. England: Pearson, 2002. Buku.

Gaya Turabian

Biology of Freshwater Pollution. England: Pearson, 2002. Buku.