WEDC Conference Zaria, Pickford, J., & Ball, S. (1981). Water and waste engineering in Africa : 6th WEDCV conference 24 28 March 1980 at Ahmadu Bello University, Zaria, Nigeria : proceedings / edited by John Pickford and Susan Ball: 6th WEDCV conference 24 28 March 1980 at Ahmadu Bello University, Zaria, Nigeria : proceedings. Department of Civil Engineering, University of Technology.
Chicago Style (17th ed.) CitationWEDC Conference Zaria, John Pickford, and Susan Ball. Water and Waste Engineering in Africa : 6th WEDCV Conference 24 28 March 1980 at Ahmadu Bello University, Zaria, Nigeria : Proceedings / Edited by John Pickford and Susan Ball: 6th WEDCV Conference 24 28 March 1980 at Ahmadu Bello University, Zaria, Nigeria : Proceedings. Loughborough: Department of Civil Engineering, University of Technology, 1981.
MLA (9th ed.) CitationWEDC Conference Zaria, et al. Water and Waste Engineering in Africa : 6th WEDCV Conference 24 28 March 1980 at Ahmadu Bello University, Zaria, Nigeria : Proceedings / Edited by John Pickford and Susan Ball: 6th WEDCV Conference 24 28 March 1980 at Ahmadu Bello University, Zaria, Nigeria : Proceedings. Department of Civil Engineering, University of Technology, 1981.