APA (7th ed.) Citation

Lang, M. (1979). Times of stress and opportunity. Journal of Water Pollution Control Federation, 51, 2224.

Chicago Style (17th ed.) Citation

Lang, M. "Times of Stress and Opportunity." Journal of Water Pollution Control Federation 51 (1979): 2224.

MLA (9th ed.) Citation

Lang, M. "Times of Stress and Opportunity." Journal of Water Pollution Control Federation, vol. 51, 1979, p. 2224.

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