TY - BOOK AU - Spellman, Frank R AU - Drinan, Joanne TI - The handbook for waterworks operator certification SN - 9781587160615 U1 - 628.10973 SPE PY - 2001/// CY - Lancaster, PA PB - Technomic Pub. Co KW - Water - Distribution - Handbooks, manuals, etc KW - Water - Purification - Handbooks, manuals, etc KW - Waterworks - Handbooks, manuals, etc N1 - Vol. 3 co-authored by Joanne E. Drinan. Includes indexes. v. 1. Fundamental level --v. 2. Intermediate level --v. 3. Advanced level ER -