Cita APA (7th ed.)

Skjærvø, P. O. (2011). The spirit of Zoroastrianism. Yale University Press.

Cita Chicago (17th ed.)

Skjærvø, Prods Oktor. The Spirit of Zoroastrianism. New Haven: Yale University Press, 2011.

Cita MLA (8th ed.)

Skjærvø, Prods Oktor. The Spirit of Zoroastrianism. Yale University Press, 2011.