APA (7th ed.) Citation

Haverty, J. P. (1968). GRAIL/GPSS: Graphic on-line modeling. [Rand Corp.].

Chicago Style (17th ed.) Citation

Haverty, J. P. GRAIL/GPSS: Graphic On-line Modeling. [Santa Monica, Calif.]: [Rand Corp.], 1968.

MLA (9th ed.) Citation

Haverty, J. P. GRAIL/GPSS: Graphic On-line Modeling. [Rand Corp.], 1968.