A small-diameter sample pump for collection of depth-dependent samples from production wells under pumping conditions [electronic resource] / by John A. Izbicki.
Imprint
[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2004]
Mode of access: Internet from the USGS web site. Address as of 05/07/08: http://pubs.usgs.gov/fs/2004/3096/fs2004-3096.pdf ; current access is available via PURL.
Note
Title from PDF title screen (viewed Sept. 16, 2004).
