Cita APA (7th ed.)

Birat, K., & Zaugg, B. (2014). Literature and spirituality in the English-speaking world. Peter Lang.

Cita Chicago (17th ed.)

Birat, Kathie, i Brigitte Zaugg. Literature and Spirituality in the English-speaking World. Bern, Switzerland: Peter Lang, 2014.

Cita MLA (9th ed.)

Birat, Kathie, i Brigitte Zaugg. Literature and Spirituality in the English-speaking World. Peter Lang, 2014.