APA (7th ed.) Citation

Dale, R., Mellish, C. S., & Zock, M. (1990). Current research in natural language generation. Academic press.

Chicago Style (17th ed.) Citation

Dale, Robert, C. S. Mellish, and Michael Zock. Current Research in Natural Language Generation. London: Academic press, 1990.

MLA (9th ed.) Citation

Dale, Robert, et al. Current Research in Natural Language Generation. Academic press, 1990.