@book{25806,
	author = {Smith, Gary  and Pun, Aurora },
	title = {How does earth work? physical geology and the process of science},
	publisher = {Pearson},
	year = {2013},
	edition = {2nd ed.},
	url = {https://ebookcentral.proquest.com/lib/curaj/detail.action?docID=5176527}
}