APA-viite

Ernst, C. W. (1997). The shambhala guide to sufism. Shambala.

Chicago-tyylinen lähdeviittaus

Ernst, Carl W. The Shambhala Guide to Sufism. Massachusetts: Shambala, 1997.

MLA-viite

Ernst, Carl W. The Shambhala Guide to Sufism. Shambala, 1997.