1. Complying With the New Drinking Water Quality Regulations.;Pontius;Jour. AWWA,1990
2. Total Coliforms. Proposed Rule.;Fed. Reg.,1987
3. Notice of Availability. Total Coliforms.;Fed. Reg.,1988
4. Total Coliforms. Final Rule.;Fed. Reg.,1989
5. Analytical Techniques: Coliform Bacteria. Final Rule.;Fed. Reg,1989