Cita APA (7th ed.)

Reynolds, S. J., Johnson, J. K., Morin, P. J., & Carter, C. M. (2019). Exploring geology (Fifth edition, International student edition.). McGraw-Hill Education.

Cita Chicago (17th ed.)

Reynolds, Stephen J., Julia K. Johnson, Paul J. Morin, i Charles M. Carter. Exploring Geology. Fifth edition, International student edition. New York, NY: McGraw-Hill Education, 2019.

Cita MLA (9th ed.)

Reynolds, Stephen J., et al. Exploring Geology. Fifth edition, International student edition. McGraw-Hill Education, 2019.

Atenció: Aquestes cites poden no estar 100% correctes.