Putman, B. W. (1987). RS-232 simplified everything you need to know about connecting, interfacing, and troubleshooting peripheral devices. Prentice-Hall, Inc.
Chicago Style (17th ed.) CitationPutman, Byron W. RS-232 Simplified Everything You Need to Know About Connecting, Interfacing, and Troubleshooting Peripheral Devices. Englewood Cliffs, New Jersey: Prentice-Hall, Inc, 1987.
MLA (9th ed.) CitationPutman, Byron W. RS-232 Simplified Everything You Need to Know About Connecting, Interfacing, and Troubleshooting Peripheral Devices. Prentice-Hall, Inc, 1987.
Warning: These citations may not always be 100% accurate.