APA (7th ed.) Citation

Lewis, W. J., Drasar, . B., & Foster, . S. S. D. (1980). The risk of groundwater pollution by on-site sanitation in developing countries: A literature review. International Reference Centre for Wastes Disposal.

Chicago Style (17th ed.) Citation

Lewis, W. John, Bohumil Drasar, and Stephen S. D. Foster. The Risk of Groundwater Pollution by On-site Sanitation in Developing Countries: A Literature Review. Duebendorf: International Reference Centre for Wastes Disposal, 1980.

MLA (9th ed.) Citation

Lewis, W. John, et al. The Risk of Groundwater Pollution by On-site Sanitation in Developing Countries: A Literature Review. International Reference Centre for Wastes Disposal, 1980.

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