Interview with Mr. Engineer Abdullah Kopaei (Chairman of the Board of Directors of Engineers Consulting for Design and Research of Water and Wastewater)

(1997). Interview with Mr. Engineer Abdullah Kopaei (Chairman of the Board of Directors of Engineers Consulting for Design and Research of Water and Wastewater). Journal of Water and Wastewater; Ab va Fazilab ( in persian ), 7(4), 58-61. doi: 10.22093/wwj.1997.173989

. "Interview with Mr. Engineer Abdullah Kopaei (Chairman of the Board of Directors of Engineers Consulting for Design and Research of Water and Wastewater)". Journal of Water and Wastewater; Ab va Fazilab ( in persian ), 7, 4, 1997, 58-61. doi: 10.22093/wwj.1997.173989

(1997). 'Interview with Mr. Engineer Abdullah Kopaei (Chairman of the Board of Directors of Engineers Consulting for Design and Research of Water and Wastewater)', Journal of Water and Wastewater; Ab va Fazilab ( in persian ), 7(4), pp. 58-61. doi: 10.22093/wwj.1997.173989

Interview with Mr. Engineer Abdullah Kopaei (Chairman of the Board of Directors of Engineers Consulting for Design and Research of Water and Wastewater). Journal of Water and Wastewater; Ab va Fazilab ( in persian ), 1997; 7(4): 58-61. doi: 10.22093/wwj.1997.173989