Cita APA (7a ed.)
Ellzey, R. S. (1987). Computer System Software: <The> Programmer/Machine Interface (1. ed.). Science Research Associates.
Cita Chicago Style (17a ed.)
Ellzey, Roy S. Computer System Software: <The> Programmer/Machine Interface. 1. ed. Chicago: Science Research Associates, 1987.
Cita MLA (9a ed.)
Ellzey, Roy S. Computer System Software: <The> Programmer/Machine Interface. 1. ed. Science Research Associates, 1987.
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