@BOOK{ Book!D - 93056351,
AUTHOR = "/ Frank R. Spellman",
TITLE = "Mathematics manual for water and wastewater treatment plant operators",
LIBRARY= "کتابخانه مرکزی و مرکز اطلاع رسانی دانشگاه محقق اردبیلی ره",
SUBJECT = "Water, Purification, Mathematics,Water quality management, Mathematics,Water, Purification, Problems, exercises, etc,Water quality management, Problems, exercises, etc,Sewage, Purification, Mathematics,Sewage disposal, Mathematics,Sewage, Purification, Problems, exercises, etc,Sewage disposal, Problems, exercises, etc",
URL = "/book/93056351/Mathematics-manual-for-water-and-wastewater-treatm/"}