APA (7th ed.) Citation

Computer Technology Research. (1989). IBM's mid-range systems 3X, 9370, AS/400. Computer Technology Research Corp.

Chicago Style (17th ed.) Citation

Computer Technology Research. IBM's Mid-range Systems 3X, 9370, AS/400. New York: Computer Technology Research Corp, 1989.

MLA (8th ed.) Citation

Computer Technology Research. IBM's Mid-range Systems 3X, 9370, AS/400. Computer Technology Research Corp, 1989.

Warning: These citations may not always be 100% accurate.