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 TotalImproving the Operations and Maintenance of Wastewater Infrastructure with Knowledge Management Systems (13 words) $11.50RemoveSafety, Health, and Security Standards for Water Resource Recovery, MOP 1, 7th Edition 6: Safety and Health in Sewer Collections and Remote Locations (12,605 words) $17.00RemoveMaryland partners with Opti and Walmart on smart pond trials (840 words) $5.50RemovePriming the Pump: What to Do When the Talent Well Runs Dry (13 words) $11.50RemoveIllinois Water and Wastewater Resource Network (145 words) $11.50RemoveNet total: $57.00VAT: $0.00Gross total: $57.00 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.