Cita APA

Coelho, P., & Clarke, A. R. (2004). The valkyries: An encounter with angels. New York: HarperTorch.

Chicago Style Citation

Coelho, Paulo, i Alan R. Clarke. The Valkyries: An Encounter With Angels. New York: HarperTorch, 2004.

Cita MLA

Coelho, Paulo, i Alan R. Clarke. The Valkyries: An Encounter With Angels. New York: HarperTorch, 2004.

Atenció: Aquestes cites poden no estar 100% correctes.