Nichiren Shoshu Official Website
http://www.nichirenshoshu.or.jp/eg/indexe.html

Dhammakaya Foundation
http://www.dhammakaya.or.th/

Pure Land Buddhism WWWW Virtual Library
http://www.pitaka.ch/vlpl.htm

Chung (Zen) World of Chung Tai
http://www.ctworld.org.tw/index.htm

Access to Insight: Readings in Theravada Buddhism
http://www.accesstoinsight.org/index.html

Books:

Kathavatthu - Points of Controversy - Shwe Zan Aung & Mrs. Rhys Davids (Oxford: The Pali Text Society 2001)