@book{17469,
	author = {Moyer, Robert E. and Ayres, Frank},
	title = {Trigonometry},
	publisher = {McGraw-Hill,},
	year = {c2009},
	series = {Schaum's outline series},
	address = {New York :},
	edition = {4th ed.},
	note = {Includes index},
	url = {http://www.netlibrary.com.libraryumpsa.idm.oclc.org/urlapi.asp?action=summary&v=1&bookid=272617}
}