APA aipamena

Silver, S. S., & Meredith, J. C. (1971). DISCUS interactive system users' manual. Institute of Library Research, University of California.

Chicago Style aipamena

Silver, Steven S., and Joseph C. Meredith. DISCUS Interactive System Users' Manual. [Berkeley]: Institute of Library Research, University of California, 1971.

MLA aipamena

Silver, Steven S., and Joseph C. Meredith. DISCUS Interactive System Users' Manual. Institute of Library Research, University of California, 1971.