Cita APA (7th ed.)

(2014). Safety management for utilities (Seventh edition.). American Water Works Association.

Cita Chicago (17th ed.)

Safety Management for Utilities. Seventh edition. Denver, Colorado: American Water Works Association, 2014.

Cita MLA (9th ed.)

Safety Management for Utilities. Seventh edition. American Water Works Association, 2014.

Atenció: Aquestes cites poden no estar 100% correctes.