APA Edition Citation

Folkard, G. K., Sutherland, J. P., & Grant, W. (1987). Natural coagulants in water clarification.

Chicago Edition Citation

Folkard, Geoff K., John P. Sutherland, and W.D Grant. Natural Coagulants in Water Clarification. 1987.

MLA Edition Citation

Folkard, Geoff K., et al. Natural Coagulants in Water Clarification. 1987.