APA (7th ed.) Citation

DiGeorgio, M., & Lesage, S. (2001). The 21st century teachers' guide to recommended Internet sites. Neal-Schuman.

Chicago Style (17th ed.) Citation

DiGeorgio, Marvin, and Sylvia Lesage. The 21st Century Teachers' Guide to Recommended Internet Sites. New York: Neal-Schuman, 2001.

MLA (9th ed.) Citation

DiGeorgio, Marvin, and Sylvia Lesage. The 21st Century Teachers' Guide to Recommended Internet Sites. Neal-Schuman, 2001.