APA (7th ed.) Citation

Ashby, A. A. (1979). The coding and retention characteristics of two dimensional movements. [publisher not identified].

Chicago Style (17th ed.) Citation

Ashby, Alan Aron. The Coding and Retention Characteristics of Two Dimensional Movements. [Place of publication not identified]: [publisher not identified], 1979.

MLA (9th ed.) Citation

Ashby, Alan Aron. The Coding and Retention Characteristics of Two Dimensional Movements. [publisher not identified], 1979.