Cita APA (7th ed.)

Intel. (1990). i489 microprocessor Programmer's reference manual. McGraw-Hill.

Cita Chicago (17th ed.)

Intel. I489 Microprocessor Programmer's Reference Manual. New York: McGraw-Hill, 1990.

Cita MLA (9th ed.)

Intel. I489 Microprocessor Programmer's Reference Manual. McGraw-Hill, 1990.