(1991). A Conversation With Professor Duncan Mara. Journal of Water and Wastewater; Ab va Fazilab ( in persian ), 2(2), 34-38. doi: 10.22093/wwj.1991.173335
MLA
. "A Conversation With Professor Duncan Mara". Journal of Water and Wastewater; Ab va Fazilab ( in persian ), 2, 2, 1991, 34-38. doi: 10.22093/wwj.1991.173335
HARVARD
(1991). 'A Conversation With Professor Duncan Mara', Journal of Water and Wastewater; Ab va Fazilab ( in persian ), 2(2), pp. 34-38. doi: 10.22093/wwj.1991.173335
VANCOUVER
A Conversation With Professor Duncan Mara. Journal of Water and Wastewater; Ab va Fazilab ( in persian ), 1991; 2(2): 34-38. doi: 10.22093/wwj.1991.173335
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