APA-viite (7. p.)

Speck, B. W., & Hoppe, S. L. (2007). Searching for spirituality in higher education. Peter Lang.

Chicago-viite (17. p.)

Speck, Bruce W., ja Sherry L. Hoppe. Searching for Spirituality in Higher Education. New York: Peter Lang, 2007.

MLA-viite (9. p.)

Speck, Bruce W., ja Sherry L. Hoppe. Searching for Spirituality in Higher Education. Peter Lang, 2007.