APA-viite (7. p.)

Logsdon, G. S. (2008). Water filtration practices: Including slow sand filters and precoat filtration. American Water Works Association.

Chicago-viite (17. p.)

Logsdon, Gary S. Water Filtration Practices: Including Slow Sand Filters and Precoat Filtration. Denver, Colo.: American Water Works Association, 2008.

MLA-viite (9. p.)

Logsdon, Gary S. Water Filtration Practices: Including Slow Sand Filters and Precoat Filtration. American Water Works Association, 2008.