APA (7th ed.) Citation

Rand Corporation & Hoffman, A. . . . . . . . S. (1973). A speech understanding system: An example of Rand research. [publisher not identified].

Chicago Style (17th ed.) Citation

Rand Corporation and A S. Hoffman. A Speech Understanding System: An Example of Rand Research. Santa Monica Calif.: [publisher not identified], 1973.

MLA (9th ed.) Citation

Rand Corporation and A S. Hoffman. A Speech Understanding System: An Example of Rand Research. [publisher not identified], 1973.