APA (7th ed.) Citation

Academic Media, Orange, M. J., & Waters, M. D. (1973). Worldwide DIRECTORY of computer companies, 1973-1974. Academic Media.

Chicago Style (17th ed.) Citation

Academic Media, Orange, M. J., and Marie D. Waters. Worldwide DIRECTORY of Computer Companies, 1973-1974. New Jersey: Academic Media, 1973.

MLA (9th ed.) Citation

Academic Media, Orange, M. J., and Marie D. Waters. Worldwide DIRECTORY of Computer Companies, 1973-1974. Academic Media, 1973.