APA (7e ed.) Bronvermelding

Tarbuck, E. J., & Lutgens, F. K. (2006). Prentice Hall earth science. Prentice Hall.

Chicago (17e ed.) Bronvermelding

Tarbuck, Edward J., en Frederick K. Lutgens. Prentice Hall Earth Science. Upper Saddle River, N.J: Prentice Hall, 2006.

MLA (9e ed.) Bronvermelding

Tarbuck, Edward J., en Frederick K. Lutgens. Prentice Hall Earth Science. Prentice Hall, 2006.