Cita APA (7a ed.)

Chapin, N. (1971). Computers: A Systems Approach. Van Nostrand Reinhold Company.

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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