APA (7th ed.) Citation

Lang, M. (1979). Looking to the future. Journal of Water Pollution Control Federation, 51, 13.

Chicago Style (17th ed.) Citation

Lang, M. "Looking to the Future." Journal of Water Pollution Control Federation 51 (1979): 13.

MLA (9th ed.) Citation

Lang, M. "Looking to the Future." Journal of Water Pollution Control Federation, vol. 51, 1979, p. 13.

Warning: These citations may not always be 100% accurate.