Cita APA (7th ed.)
Tarbuck, E. J., Lutgens, F. K., & Tasa, D. (2017). Earth: An Introduction to Physical Geology (12th ed.). Pearson Education.
Cita Chicago (17th ed.)
Tarbuck, Edward J., Frederick K. Lutgens, i Dannis Tasa. Earth: An Introduction to Physical Geology. 12th ed. New York: Pearson Education, 2017.
Cita MLA (9th ed.)
Tarbuck, Edward J., et al. Earth: An Introduction to Physical Geology. 12th ed. Pearson Education, 2017.
Atenció: Aquestes cites poden no estar 100% correctes.