Shopping basket > Review order Currently in your basket Before proceeding to checkout you will need you to either login or create an account. Your items will remain in your basket. USDItem TotalGlobal Water Stewardship: Developing A Sustainable Wastewater Industry Through WaSH Education (12 words) $11.50RemoveThe Water Professional’s Guide to Infectious Disease Outbreaks (110,584 words) $164.99RemoveModelling Bioaccumulation of Metals to Toxic Levels in an Industrial Activated Sludge System (121 words) $11.50RemoveWastewater Treatment Plant Design Handbook Chapter 2 - Raw Wastewater Characterization and Hydraulics (2,097 words) $7.00RemoveFundamentos para el tratamiento de aguas residuales I Tratamiento líquid (Wastewater Treatment Fundamentals I -- Liquid Treatment) CAPÍTULO 5: Aspectos básicos del tratamiento biológico (17,598 words) $17.00RemoveNet total: $211.99VAT: $0.00Gross total: $211.99 Payment info When you click the checkout button, you will be redirected to a secure Paypal page where you can either pay using an existing Paypal account, or pay by card without a Paypal account. Continue shopping We access Visa, Mastercard, Maestro, American Express all through Paypal.