APA (7th ed.) Citation

Clarke, G. R., Green, S., & Teague, P. (1985). Practical PL/I. Published by Cambridge University Press on behalf the British Computer Society.

Chicago Style (17th ed.) Citation

Clarke, Gordon R., Sue Green, and Peter Teague. Practical PL/I. Cambridge [Cambridgeshire] ; New York: Published by Cambridge University Press on behalf the British Computer Society, 1985.

MLA (9th ed.) Citation

Clarke, Gordon R., et al. Practical PL/I. Published by Cambridge University Press on behalf the British Computer Society, 1985.