00593nam a2200205 4500 20170728153753.0 000 000 000 UOEL TD370 .W4 Assessment of freshwater quality : report on the results of the WHO/UNEP programme on health-related environmental monitoring / London : UNEP; WHO, c1988 80 p. : ill. Global Environmental Monitoring System includes bibliographical references Environmental Technology WHO lcc SBK 15039 15039 0 0 lcc 0 0 UOE UOE GEN 2017-07-28 0 TD370 .W4 20066176 2017-07-28 00:00:00 20066176 2017-07-28 SBK 0 0 lcc 0 0 UOE UOE GEN 2017-07-28 0 TD370 .W4 10035924 2017-07-28 00:00:00 10035924 2017-07-28 SBK 0 0 lcc 0 0 UOE UOE GEN 2017-07-28 0 TD370 .W4 10046165 2017-07-28 00:00:00 10046165 2017-07-28 SBK