Description: The handbook for waterworks operator certification

Main Author:	Spellman
Corporate Author:	Waterworks operator certification
Other Authors:	Drinan,
Published:	Lancaster, PA:: Technomic Pub. Co., 2001.
Series:	v. 1. Fundamental level; v. 2. Intermediate level; v. 3. Advanced level
Subjects:	Water -- > Purification -- > Handbooks, manuals, etc Water -- > Distribution -- > Handbooks, manuals, etc Waterworks -- > Handbooks, manuals, etc

Item Description:	Vol. 3 co-authored by Joanne E. Drinan
Physical Description:	3 v.: ill.; 28 cm..
Bibliography:	Includes indexes
ISBN:	1566768667 (pbk. : v. 1) 1566769728 (pbk. : v. 2) 1587160617 (pbk. : v. 3)