@book{609,
	author = {Thompson, Marilyn. and McLaughlin, Charles W.},
	title = {Merrill physical science /},
	publisher = {Glencoe/McGraw-Hill,},
	year = {1995.},
	address = {New York},
	url = {http://www.amazon.com/exec/obidos/ASIN/0028269535/chopaconline-20}
}