http://www.tltgroup.org/programs/seven.html
Implementing the Seven Principles: Technology as Lever by Arthur Chickering and Stephen Ehrmann. Article includes updates with links to website for Low Threshold Applications
http://sloan-c.org/effective/browse.asp
The Sloan Consortium ("consortium of institutions and organizations committed to quality online education") View Effective Practices
http://www.ihep.com/Pubs/PDF/Quality.pdf
The Institute for Higher Education Policy "Quality on the Line: Benchmarks for Success in Internet-Based Distance Education"