APA (7th ed.) Citation

Witten, I. H., Nevill-Manning, C. G., & Cunningham, S. J. (1996). Digital Libraries Based on Full-Text Retrieval.

Chicago Style (17th ed.) Citation

Witten, Ian H., Craig G. Nevill-Manning, and Sally Jo Cunningham. Digital Libraries Based on Full-Text Retrieval. 1996.

MLA (9th ed.) Citation

Witten, Ian H., et al. Digital Libraries Based on Full-Text Retrieval. 1996.