Cita APA (7a ed.)

.Collen, M. F. (1974). Hospital computer systems. John Wiley & Sons.

Cita Chicago Style (17a ed.)

.Collen, Morris F. Hospital Computer Systems. New York: John Wiley & Sons, 1974.

Cita MLA (9a ed.)

.Collen, Morris F. Hospital Computer Systems. John Wiley & Sons, 1974.