APA (7th ed.) Citation

Balzer, R. M., & Farber, D. J. (1969). APAREL: A parse-request language. Rand Corp..

Chicago Style (17th ed.) Citation

Balzer, R. M., and David Joseph Farber. APAREL: A Parse-request Language. Santa Monica, Calif.: Rand Corp., 1969.

MLA (9th ed.) Citation

Balzer, R. M., and David Joseph Farber. APAREL: A Parse-request Language. Rand Corp., 1969.