Παραπομπή APA

Chapin, N. (1971). Computers: A systems approach. Van Nostrand Reinhold Company.

Παραπομπή Chicago Style

Chapin, Neel. Computers: A Systems Approach. New York: Van Nostrand Reinhold Company, 1971.

Παραπομπή MLA

Chapin, Neel. Computers: A Systems Approach. Van Nostrand Reinhold Company, 1971.