Water and Wastewater Design and Research,C. E. (1997). How is Wastewater Treated? (Activated Sludge 1). Journal of Water and Wastewater; Ab va Fazilab (in persian), 8(2), 59-64. doi: 10.22093/wwj.1997.174179
MLA
Water and Wastewater Design and Research,C. E. . "How is Wastewater Treated? (Activated Sludge 1)", Journal of Water and Wastewater; Ab va Fazilab (in persian), 8, 2, 1997, 59-64. doi: 10.22093/wwj.1997.174179
HARVARD
Water and Wastewater Design and Research C. E. (1997). 'How is Wastewater Treated? (Activated Sludge 1)', Journal of Water and Wastewater; Ab va Fazilab (in persian), 8(2), pp. 59-64. doi: 10.22093/wwj.1997.174179
CHICAGO
C. E. Water and Wastewater Design and Research, "How is Wastewater Treated? (Activated Sludge 1)," Journal of Water and Wastewater; Ab va Fazilab (in persian), 8 2 (1997): 59-64, doi: 10.22093/wwj.1997.174179
VANCOUVER
Water and Wastewater Design and Research C. E. How is Wastewater Treated? (Activated Sludge 1). Journal of Water and Wastewater; Ab va Fazilab (in persian), 1997; 8(2): 59-64. doi: 10.22093/wwj.1997.174179
