00000cam a22000004a 4500 UP-1685523046124990854 Buklod 20230503092606.0 m o j ta 991231s1987 xx r |||| u|eng|| 1075-6779 (iLib)UPMNL-00000008817 QR105 H43 1986 Grabow, W. O. K. Health-related water microbiology proceedings of a seminar held in Rio de Janeiro, Brazil 20-22 August 1986 editor. Oxford Pergamon 1987- 286 p. ill. Microbial ecology Congresses. Viral pollution of water Congresses. Water Microbiology Health aspects Congresses. Water Pollution Health aspects Congresses. CPH-11700 UPMNL CPH QR105 H43 1986 Book