"Chapter 5. Sampling Equipment"(PDF). Field Sampling Procedures Manual (Report). Trenton, NJ: New Jersey Department of Environmental Protection. August 2005. pp. 29–48.
usgs.gov
pubs.usgs.gov
"Chapter A2. Selection of Equipment for Water Sampling"(PDF). National Field Manual for the Collection of Water-Quality Data (Report). Techniques of Water-Resources Investigations, Book 9. Reston, VA: U.S. Geological Survey. March 2003.