APA (7th ed.) Citation

Friedlander, S. (1987). When you hear hoofbeats, think of a zebra: Talks on Sufism (1st Perennial Library ed.). Perennial Library.

Chicago Style (17th ed.) Citation

Friedlander, Shems. When You Hear Hoofbeats, Think of a Zebra: Talks on Sufism. 1st Perennial Library ed. New York: Perennial Library, 1987.

MLA (9th ed.) Citation

Friedlander, Shems. When You Hear Hoofbeats, Think of a Zebra: Talks on Sufism. 1st Perennial Library ed. Perennial Library, 1987.