Cita APA (7a ed.)

Leya, I., Schonbachler, M., Kraehenbuehl, U., & Halliday, A. (2009). Titanium isotopes in the solar system.

Cita Chicago Style (17a ed.)

Leya, I., M. Schonbachler, U. Kraehenbuehl, y A. Halliday. Titanium Isotopes in the Solar System. 2009.

Cita MLA (9a ed.)

Leya, I., et al. Titanium Isotopes in the Solar System. 2009.