APA (7th ed.) Citation

Wallis, G. T. (1991). Well control simulation with the Macintosh II computer. [publisher not identified].

Chicago Style (17th ed.) Citation

Wallis, Gregory Tad. Well Control Simulation with the Macintosh II Computer. [Place of publication not identified]: [publisher not identified], 1991.

MLA (9th ed.) Citation

Wallis, Gregory Tad. Well Control Simulation with the Macintosh II Computer. [publisher not identified], 1991.