@book{204931,
	author = {Milsom, John, and Eriksen, Asger.},
	title = {Field geophysics /},
	publisher = {Wiley,},
	year = {2011.},
	series = {The geological field guide series},
	address = {Hoboken, NJ :},
	edition = {4th ed. /},
	url = {http://onlinelibrary.wiley.com/book/10.1002/9780470972311}
}