Cita APA (7th ed.)

Georg, R., Halliday, A., Schauble, E., & Reynolds, B. (2007). Isotopic evidence for silicon within the Earth's core.

Cita Chicago (17th ed.)

Georg, R., A. Halliday, E. Schauble, i B. Reynolds. Isotopic Evidence for Silicon Within the Earth's Core. 2007.

Cita MLA (9th ed.)

Georg, R., et al. Isotopic Evidence for Silicon Within the Earth's Core. 2007.