APA (7th ed.) Citation

Balzer, R. M. (1970). User's manual for APAREL: A parse-request language. Rand Corporation.

Chicago Style (17th ed.) Citation

Balzer, R. M. User's Manual for APAREL: A Parse-request Language. Santa Monica, Calif.: Rand Corporation, 1970.

MLA (9th ed.) Citation

Balzer, R. M. User's Manual for APAREL: A Parse-request Language. Rand Corporation, 1970.