APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.