Michael Pye & Edith Franke 
Religious Harmony [PDF ebook] 
Problems, Practice, and Education. Proceedings of the Regional Conference of the International Association for the History of Religions. Yogyakarta and Semarang, Indonesia. September 27th — October 3rd, 2004.

Edith Franke, Universität Hannover, Germany; Abdurrahman Mas’ud, State Institute of Islamic Studies, IAIN Walisongo, Semarang, Indonesia; Michael Pye, Philipps-Universität Marburg, Germany; Alef Theria Wasim, State Islamic University, UIN Sunan Kalijaga, Yogyakarta, Indonesia.