APA Zitierstil

Hudson,Travis. (2011). Living with earth: An introduction to environmental geology. Pearson education.

Chicago Zitierstil

Hudson,Travis. Living with Earth: An Introduction to Environmental Geology. Boston: Pearson education, 2011.

MLA Zitierstil

Hudson,Travis. Living with Earth: An Introduction to Environmental Geology. Pearson education, 2011.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.