Anthony, Dick. Editor with Thomas Robbins. In Gods We Trust: New Patters of Religious Pluralism in America. New Brunswick: Transaction Books, 1981.

Anthony, Dick. Editor, et al. Spiritual Choices: The Problems of Recognizing Authentic Paths to Inner Transformation. New York: Paragon House, 1987.

Blackmore, Susan. The Meme Machine. Oxford: Oxford University Press, 1999.

Choquette, Diane. New Religious Movements in the United States and Canada: A Critical Assessment and Annotated Bibliography. Westport: Greenwood Press, 1985.

Ellwood, Robert S. Religious and Spiritual Groups in North America. Englewood Cliffs: Prentice Hall, 1988.

Fields, Rick. How the Swans Came to the West: A Narrative History of Buddhism in America. New York: Shambhala, 1981.

Harper, Marvin Henry. Gurus, Swamis, and Avatars: Spiritual Masters and Their American Disciples. Philadelphia: The Westminster Press, 1972.

Hudson, Wintrop S. Religion in America: A Historical Account of the Developments of American Religious Life. New York: Charles Scribner's Sons, 1973. (Second edition.)

Melton, J. Gordon. Biographical Dictionary Of American Cult and Sect Leaders. New York: Garland Publishers, 1986.

Melton, J. Gordon and Robert Moore. The Cult Experience: Responding to the New Religious Pluralism. New York: Pilgrim Press, 1982.

Melton, J. Gordon. The Encyclopedia Handbook of Cults in America. New York: Garland Publishers, 1992.

Melton, J. Gordon. The Encyclopedia of American Religions, Second Edition. Detroit: Gale Research Co., 1987.

Needleman, Jacob. Editor with George Baker. Understanding the New Religions. New York: Seabury Press, 1978.

Nietzsche, Friedrich. The Will to Power. Edited and translated by Walter Kaufmann. New York: Vintage Books, 1968.

Novak, Philip. The Vision of Nietzsche. Rockport, Massachusetts: Element, 1996.

Richardson, E. Allen. East Comes West: Asian Religions and Cultures in North America. New York: Pilgrims Press, 1985.

Thomas, Wendell Marshall. Hinduism Invades America. New York: The Beacon Press, 1930.

Wilber, Ken. The Essential Ken Wilber: An Introductory Reader. Boston: Shambhala, 1998.

Wilson, Bryan. Editor. The Social Impact Of New Religious Movements. Barrytown, N.Y.: Unification Theological Seminary, 1983.