Cita APA (7th ed.)

Eigen, M. (2011). Contact with the depths. Karnac.

Cita Chicago (17th ed.)

Eigen, Michael. Contact with the Depths. London: Karnac, 2011.

Cita MLA (9th ed.)

Eigen, Michael. Contact with the Depths. Karnac, 2011.

Atenció: Aquestes cites poden no estar 100% correctes.