APA (7th ed.) Citation

Di Stefano, A., Rudestam, K. E., & Silverman, R. J. (2004). Encyclopedia of distributed learning. Sage Publications.

Chicago Style (17th ed.) Citation

Di Stefano, Anna, Kjell Erik Rudestam, and Robert J. Silverman. Encyclopedia of Distributed Learning. Thousand Oaks, Calif.: Sage Publications, 2004.

MLA (9th ed.) Citation

Di Stefano, Anna, et al. Encyclopedia of Distributed Learning. Sage Publications, 2004.