APA

Bloetscher F., American Water Works Association, . (2011). Utility management for water and wastewater operators. Denver: American Water Works Association.

Chicago

Bloetscher Frederick, American Water Works Association, . 2011. Utility management for water and wastewater operators. Denver: American Water Works Association.

Harvard

Bloetscher F., American Water Works Association, . (2011). Utility management for water and wastewater operators. Denver: American Water Works Association.

MLA

Bloetscher Frederick, American Water Works Association, . Utility management for water and wastewater operators. Denver: American Water Works Association. 2011.