@book{118,
	author = {Maccarone, Grace and Lewin, Betsy,},
	title = {The class trip },
	publisher = {Scholastic,},
	year = {1999.},
	series = {First grade friends},
	address = {New York :},
	note = {When his class goes to the zoo, Sam fails to keep up with the rest of the group and gets lost.},
	url = {http://www.loc.gov/catdir/enhancements/fy1301/99010687-b.html}
}