APA
Barnes D., Bliss P J, . (1983). Biological Control of Nitrogen in Wastewater Treatment. \N: Spon Ltd.
Chicago
Barnes D, Bliss P J, . 1983. Biological Control of Nitrogen in Wastewater Treatment. \N: Spon Ltd.
Harvard
Barnes D., Bliss P J, . (1983). Biological Control of Nitrogen in Wastewater Treatment. \N: Spon Ltd.
MLA
Barnes D, Bliss P J, . Biological Control of Nitrogen in Wastewater Treatment. \N: Spon Ltd. 1983.