APA (7th ed.) Citation

Whittington, D., Lauria, D., & Mu, X. A study of water vending and willingness to pay for water in Onitsha, Nigeria. Elsevier.

Chicago Style (17th ed.) Citation

Whittington, D., D.T Lauria, and X. Mu. A Study of Water Vending and Willingness to Pay for Water in Onitsha, Nigeria. Amsterdam: Elsevier.

MLA (9th ed.) Citation

Whittington, D., et al. A Study of Water Vending and Willingness to Pay for Water in Onitsha, Nigeria. Elsevier.