The sampling and initial preparation of sewage and waterworks' sludges, soils, sediments and plant materials prior to analysis (London : Her Majesty's Stationary Office, 1977)
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Keywords: Sewage -- Analysis -- Handbooks, manuals, etc; Sewage sludge -- Analysis -- Handbooks, manuals, etc; Plants, effect of sewage on -- Handbooks, manuals, etc; Environmental monitoring -- Handbooks, manuals, etc