@book{8332,
	author = {Williams, M. S. and Todd, J. D},
	title = {Structures : theory and analysis},
	publisher = {Palgrave Macmillan,},
	year = {1999.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/0333677609/chopaconline-20}
}