APA (7th ed.) Citation

Witten, I. H., Bainbridge, D., & Nichols, D. M. (2010). How to build a digital library. Elsevier.

Chicago Style (17th ed.) Citation

Witten, Ian H., David Bainbridge, and David M. Nichols. How to Build a Digital Library. Elsevier, 2010.

MLA (8th ed.) Citation

Witten, Ian H., et al. How to Build a Digital Library. Elsevier, 2010.