APA (7th ed.) Citation

(1981). Velan swing check valves. United States Nuclear Regulatory Commission, Office of Inspection and Enforcement.

Chicago Style (17th ed.) Citation

Velan Swing Check Valves. Washington, D.C.: United States Nuclear Regulatory Commission, Office of Inspection and Enforcement, 1981.

MLA (9th ed.) Citation

Velan Swing Check Valves. United States Nuclear Regulatory Commission, Office of Inspection and Enforcement, 1981.