Cita APA (7a ed.)
Tarbuck, E. J., & Lutgens, F. K. (1987). The earth: An introduction to physical geology (2nd ed.). Merrill Pub. Co..
Cita Chicago Style (17a ed.)
Tarbuck, Edward J., y Frederick K. Lutgens. The Earth: An Introduction to Physical Geology. 2nd ed. Columbus: Merrill Pub. Co., 1987.
Cita MLA (9a ed.)
Tarbuck, Edward J., y Frederick K. Lutgens. The Earth: An Introduction to Physical Geology. 2nd ed. Merrill Pub. Co., 1987.
Precaución: Estas citas no son 100% exactas.