Style de citation APA (7e éd.)

Barnstone, W. (2010). Essential gnostic scriptures (1. ed.). Shambhala.

Style de citation Chicago (17e éd.)

Barnstone, Willis. Essential Gnostic Scriptures. 1. ed. Boston, Mass. [u.a.]: Shambhala, 2010.

Style de citation MLA (8e éd.)

Barnstone, Willis. Essential Gnostic Scriptures. 1. ed. Shambhala, 2010.