TY - GEN AU - Giorgi, John. CN - Proquest Ebook Central Academic Complete CN - TD745 CY - Denver, Colo. : DA - c2009. ET - 1st ed. ID - 442877 KW - Sewage KW - Sewage KW - Sewage disposal plants KW - Water KW - Water KW - Water treatment plants KW - Engineering mathematics LK - https://univsouthin.idm.oclc.org/login?url=http://site.ebrary.com/lib/usiricelib/Doc?id=10522365 PB - American Water Works Association, PP - Denver, Colo. : PY - c2009. SN - 9781613000809 (electronic book) T1 - Math for wastewater treatment operators grades 1 and 2a guide to preparing for wastewater treatment operator certification exams / TI - Math for wastewater treatment operators grades 1 and 2a guide to preparing for wastewater treatment operator certification exams / UR - https://univsouthin.idm.oclc.org/login?url=http://site.ebrary.com/lib/usiricelib/Doc?id=10522365 ER -