APA (7th ed.) Citation

Hartley, M. G., & Healey, M. (1978). A First Course in Computer Technology. McGraw-Hill.

Chicago Style (17th ed.) Citation

Hartley, Michael G., and Martin Healey. A First Course in Computer Technology. London: McGraw-Hill, 1978.

MLA (8th ed.) Citation

Hartley, Michael G., and Martin Healey. A First Course in Computer Technology. McGraw-Hill, 1978.