1. ALDERDICE, D.F., “The detection and measurement of water pollution, in: Pollution and our environment”, Can. Fish. Rep. no. 9, 33(1967) ref. Waldichuk (1973) loc. cit. (1967).
2. “Microbial ecology”;ALEXANDER,1971
3. “Microbial formation of environmental pollutants”;ALEXANDER;Adv. Appl. Microbiol.,1974
4. ANON., “Environmental study of Port Philip Bay: report on phase one 196–197”, Sponsored by Melbourne and Metropolitan Board of Works and Fisheries and Wildlife Department of Victoria (1973).
5. ANON., “U.K. Submission for discussion on a structure for the work programme of ISO/TC 147/SC 5” (1974).