APA (7th ed.) Citation

Huisman, L., Wood, W. E., & World Health Organization. (1974). Slow sand filtration / [by] L. Huisman [and] W.E. Wood. World Health Organization.

Chicago Style (17th ed.) Citation

Huisman, L., W. E. Wood, and World Health Organization. Slow Sand Filtration / [by] L. Huisman [and] W.E. Wood. Geneva: World Health Organization, 1974.

MLA (9th ed.) Citation

Huisman, L., et al. Slow Sand Filtration / [by] L. Huisman [and] W.E. Wood. World Health Organization, 1974.

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