APA (7th ed.) Citation

Pyrczak, F. (1988). Diagnostic tests for computer literacy. [publisher not identified].

Chicago Style (17th ed.) Citation

Pyrczak, Fred. Diagnostic Tests for Computer Literacy. [Place of publication not identified]: [publisher not identified], 1988.

MLA (9th ed.) Citation

Pyrczak, Fred. Diagnostic Tests for Computer Literacy. [publisher not identified], 1988.