APA (7th ed.) Citation

Gillmore, G. M. (1974). Instructional assessment system. [publisher not identified].

Chicago Style (17th ed.) Citation

Gillmore, Gerald M. Instructional Assessment System. [Place of publication not identified]: [publisher not identified], 1974.

MLA (9th ed.) Citation

Gillmore, Gerald M. Instructional Assessment System. [publisher not identified], 1974.