Gaya APA

Li, S. et al (2009). Water quality in the upper Han River basin, China: The impacts of land use/land cover in riparian buffer zone . London: Elsevier B.V..

Gaya MLA

Li, Siyue. et al. "Water quality in the upper Han River basin, China: The impacts of land use/land cover in riparian buffer zone". London: Elsevier B.V., 2009. e-journal.