APA (7th ed.) Citation

Peters, T., Bell, L., Sussman, D. B., & Ruda, S. (2005). An overview of Digital Audio Books for Libraries.

Chicago Style (17th ed.) Citation

Peters, Tom, Lori Bell, Diana Brawley Sussman, and Sharon Ruda. An Overview of Digital Audio Books for Libraries. 2005.

MLA (9th ed.) Citation

Peters, Tom, et al. An Overview of Digital Audio Books for Libraries. 2005.