APA (7th ed.) Citation

Hutton, L. G., & Lewis, W. (1980). Nitrate pollution of groundwater in Botswana.

Chicago Style (17th ed.) Citation

Hutton, Len G., and W.J Lewis. Nitrate Pollution of Groundwater in Botswana. 1980.

MLA (9th ed.) Citation

Hutton, Len G., and W.J Lewis. Nitrate Pollution of Groundwater in Botswana. 1980.

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