APA (7th ed.) Citation

(1924). Disposition of unserviceable x-ray tubes. [publisher not identified].

Chicago Style (17th ed.) Citation

Disposition of Unserviceable X-ray Tubes. Washington, D.C.: [publisher not identified], 1924.

MLA (9th ed.) Citation

Disposition of Unserviceable X-ray Tubes. [publisher not identified], 1924.