Cita APA (7th ed.)

Ward, J. M., Desorgher, L., Dartnell, L. R., & Coates, A. J. (2007). Martian sub-surface ionising radiation: Biosignatures and geology. Copernicus Publications.

Cita Chicago (17th ed.)

Ward, J. M., L. Desorgher, L. R. Dartnell, i A. J. Coates. Martian Sub-surface Ionising Radiation: Biosignatures and Geology. Copernicus Publications, 2007.

Cita MLA (9th ed.)

Ward, J. M., et al. Martian Sub-surface Ionising Radiation: Biosignatures and Geology. Copernicus Publications, 2007.