Παραπομπή APA

Tarbuck, E. J., Lutgens, F. K., & Tasa, D. (2008). Earth: An introduction to physical geology (9th ed.). Upper Saddle River, N.J.: Pearson Prentice Hall.

Παραπομπή Chicago Style

Tarbuck, Edward J., Frederick K. Lutgens, and Dennis Tasa. Earth: An Introduction to Physical Geology. 9th ed. Upper Saddle River, N.J.: Pearson Prentice Hall, 2008.

Παραπομπή MLA

Tarbuck, Edward J., Frederick K. Lutgens, and Dennis Tasa. Earth: An Introduction to Physical Geology. 9th ed. Upper Saddle River, N.J.: Pearson Prentice Hall, 2008.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.