(原始内容存档于2016-03-03) (英语). Classic Albums: Iron Maiden – The Number of the Beast (DVD). Eagle Rock Entertainment(英语:Eagle Rock Entertainment). 2001-12-04 (英语)
Buddhist Path, Wisdom Publications, 1987, ISBN 978-0861711987 When the IronEagle Flies: Buddhism for the West, Wisdom Publications, 1991 ISBN 978-0861711697。後改名為Know