@BOOK{ Book!D - 98807303,
AUTHOR = "/ Frank R. Spellman",
TITLE = "Mathematics manual for water and wastewater treatment plant operators",
LIBRARY= "كتابخانه مركزی دانشگاه علوم پزشكی اصفهان",
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/98807303/Mathematics-manual-for-water-and-wastewater-treatm/"}