Gaya APA

Gołdyn, R. (2020). E-Book Water Quality of Freshwater Ecosystems in a Temperate Climate . : MDPI.

Gaya MLA

Gołdyn, Ryszard. "E-Book Water Quality of Freshwater Ecosystems in a Temperate Climate". : MDPI, 2020. E-BOOK KESEHATAN MASYARAKAT.