Cita APA

Thompson, G. R. (2007). Earth science and the environment. Belmont, CA: Thomson Brooks/Cole.

Chicago Style Citation

Thompson, Graham R. Earth Science and the Environment. Belmont, CA: Thomson Brooks/Cole, 2007.

Cita MLA

Thompson, Graham R. Earth Science and the Environment. Belmont, CA: Thomson Brooks/Cole, 2007.

Atenció: Aquestes cites poden no estar 100% correctes.