Willson, T. (1987). How I learned soul travel: The true experiences of a student in Eckankar, the ancient science of soul travel. Illuminated Way Publishing Inc.
芝加哥风格引文Willson, Terrill. How I Learned Soul Travel: The True Experiences of a Student in Eckankar, the Ancient Science of Soul Travel. Crystal: Illuminated Way Publishing Inc, 1987.
MLA引文Willson, Terrill. How I Learned Soul Travel: The True Experiences of a Student in Eckankar, the Ancient Science of Soul Travel. Illuminated Way Publishing Inc, 1987.
警告：这些引文格式不一定是100％准确.