APA (7th ed.) Citation

(1942). The Stresses in Stiffener Openings. [s.n.].

Chicago Style (17th ed.) Citation

The Stresses in Stiffener Openings. [Washington]: [s.n.], 1942.

MLA (9th ed.) Citation

The Stresses in Stiffener Openings. [s.n.], 1942.