Παραπομπή APA

Harrop D. (1972). A Guide to Computer literature. Clive Bingley.

Παραπομπή Chicago Style

Harrop D. A Guide to Computer Literature. London: Clive Bingley, 1972.

Παραπομπή MLA

Harrop D. A Guide to Computer Literature. Clive Bingley, 1972.