APA (7th ed.) Citation

Van Meel, J., & Smulders, P. (1989). Wind pumping: A handbook. World Bank.

Chicago Style (17th ed.) Citation

Van Meel, Joop, and Paul Smulders. Wind Pumping: A Handbook. Washington, D.C.: World Bank, 1989.

MLA (9th ed.) Citation

Van Meel, Joop, and Paul Smulders. Wind Pumping: A Handbook. World Bank, 1989.