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 TotalBench-Scale Study for Optimization of Co-Digestion of Creamery and Poultry Waste for City of Petaluma (16 words) $11.50RemoveEmergency Planning, Response, and Recovery List of Figures (123 words) $0.00RemoveEvolution of a Water Utility: Holding On to G.S.D. to Steward and Trusted Provider (15 words) $11.50RemoveOperation of Nutrient Removal Facilities Appendix A - Optimization and Troubleshooting Guides (648 words) $0.00RemoveWastewater Treatment Process Modeling (108,817 words) $169.99RemoveSafety, Health, and Security Standards for Water Resource Recovery, MOP 1, 7th Edition 11: Coordination and Mutual Aid With Other Agencies and Officials (5,722 words) $17.00RemoveThe Future is Now: Concentrate Management is Transforming Municipal and Industrial Water Supply (14 words) $11.50RemoveNet total: $221.49VAT: $0.00Gross total: $221.49 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.