APA (7th ed.) Citation

Carson, F. A. (1989). Opticalman 3 & 2 (1989 ed., major revision, Feb. 1989.). The Activity.

Chicago Style (17th ed.) Citation

Carson, Fred A. Opticalman 3 & 2. 1989 ed., major revision, Feb. 1989. [Pensacola, Fla.]: The Activity, 1989.

MLA (9th ed.) Citation

Carson, Fred A. Opticalman 3 & 2. 1989 ed., major revision, Feb. 1989. The Activity, 1989.