GEMS/Water operational guide
By: [prepared by the] WHO Collaborating Centre for Surface and Ground Water Quality, National Water Research Institute, Canada Centre for Inland Waters ; [editor, Martine Allard].
Contributors: Allard, Martine.; WHO Collaborating Centre for Surface and Ground Water Quality.; Global Environmental Monitoring System.
Edition: 3rd. ed.
Publisher: The WHO Collaborating Centre
Published: 1992
Place of publication: Burlington, Ont
Language: eng
Subjects: Water quality -- Measurement.; Water quality monitoring stations.
Notes: Includes bibliographical references.
At head of title: GEMS: Global Environment Monitoring System.
"GEMS/W.92.1"--P. [2] of cover.