@book{18092,
	author = {Arden, Carolyn and Franklin Institute (Philadelphia, Pa.)},
	title = {Mountains and valleys},
	publisher = {Chelsea House,},
	year = {2009},
	series = {The restless earth},
	address = {New York :},
	note = {"In consultation with The Franklin Institute"--Cover},
	url = {http://www.netlibrary.com.libraryumpsa.idm.oclc.org/urlapi.asp?action=summary&v=1&bookid=272765}
}