APA (7th ed.) Citation

Nielsen, H. L., & Whipple, D. E. (1979). Improved powdered activated carbon feed facility. Journal: American Water Works Association, 71, 324.

Chicago Style (17th ed.) Citation

Nielsen, H. L., and D. E. Whipple. "Improved Powdered Activated Carbon Feed Facility." Journal: American Water Works Association 71 (1979): 324.

MLA (9th ed.) Citation

Nielsen, H. L., and D. E. Whipple. "Improved Powdered Activated Carbon Feed Facility." Journal: American Water Works Association, vol. 71, 1979, p. 324.