Conference of Engineers Representing Authorities Controlling Water Supply and Sewerage Undertakings Serving the Cities and Towns of Australia Canberra, A.C.T. (1979). Conference of Engineers Representing Authorities Controlling Water Supply and Sewerage Undertakings Serving the Cities and Towns of Australia: Proceedings of the eighteenth conference, Canberra 17-21 October, 1977. Australian Government Publishing Service.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিConference of Engineers Representing Authorities Controlling Water Supply and Sewerage Undertakings Serving the Cities and Towns of Australia Canberra, A.C.T. Conference of Engineers Representing Authorities Controlling Water Supply and Sewerage Undertakings Serving the Cities and Towns of Australia: Proceedings of the Eighteenth Conference, Canberra 17-21 October, 1977. Canberra: Australian Government Publishing Service, 1979.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিConference of Engineers Representing Authorities Controlling Water Supply and Sewerage Undertakings Serving the Cities and Towns of Australia Canberra, A.C.T. Conference of Engineers Representing Authorities Controlling Water Supply and Sewerage Undertakings Serving the Cities and Towns of Australia: Proceedings of the Eighteenth Conference, Canberra 17-21 October, 1977. Australian Government Publishing Service, 1979.