@misc{indiciae247bd992c260, title = {A workbook for preparing surface water quality-assurance plans for districts of the U.S. Geological Survey, Water Resources Division}, author = {Donald V. Arvin}, year = {1995}, doi = {10.3133/ofr94382}, url = {https://pubs.usgs.gov/publication/ofr94382}, note = {Source identifier: ofr94382} }