APA (7th ed.) Citation

Ruiz, H. A. (1986). Subsonic wing design. [publisher not identified].

Chicago Style (17th ed.) Citation

Ruiz, Hildebrando Argeo. Subsonic Wing Design. [Place of publication not identified]: [publisher not identified], 1986.

MLA (9th ed.) Citation

Ruiz, Hildebrando Argeo. Subsonic Wing Design. [publisher not identified], 1986.

Warning: These citations may not always be 100% accurate.