Cita APA

Huisman, L., & Wood, W. E. (1974). Slow sand filtration. Geneva, Suiza: World Health Organization.

Citación estilo Chicago

Huisman, L., y W. E. Wood. Slow Sand Filtration. Geneva, Suiza: World Health Organization, 1974.

Cita MLA

Huisman, L., y W. E. Wood. Slow Sand Filtration. Geneva, Suiza: World Health Organization, 1974.