APA (7th ed.) Citation

Kater, D. A., & Thomas, S. J. (1982). TRS-80 graphics for the Model I and Model III. Radio Shack.

Chicago Style (17th ed.) Citation

Kater, David A., and Susan J. Thomas. TRS-80 Graphics for the Model I and Model III. Ft. Worth, Texas: Radio Shack, 1982.

MLA (9th ed.) Citation

Kater, David A., and Susan J. Thomas. TRS-80 Graphics for the Model I and Model III. Radio Shack, 1982.