@book{7581,
	author = {Asano, Akihito,},
	title = {An introduction to mathematics for economics /},
	publisher = {Cambridge University Press,},
	year = {2013.},
	address = {Cambridge:},
	note = {Includes index.},
	url = {http://assets.cambridge.org/97811070/07604/cover/9781107007604.jpg}
}