Gaya APA

Biologi of freshwater pollution. (2002). England: Pearson.

Gaya Chicago

Biologi of freshwater pollution. 4. England: Pearson, 2002. Buku.

Gaya MLA

Biologi of freshwater pollution. 4. England: Pearson, 2002. Buku.

Gaya Turabian

Biologi of freshwater pollution. England: Pearson, 2002. Buku.