APA (7th ed.) Citation

Richards, I. (1989). How to use a computer to improve your business. Graham & Trotman.

Chicago Style (17th ed.) Citation

Richards, Ian. How to Use a Computer to Improve Your Business. London: Graham & Trotman, 1989.

MLA (9th ed.) Citation

Richards, Ian. How to Use a Computer to Improve Your Business. Graham & Trotman, 1989.