@book{2549,
	author = {Brechner, Robert A. and Bergeman, George W. and Brechner, Robert A. and Bergeman, George W.},
	title = {Contemporary Mathematics for Business Consumers},
	publisher = {Cengage learning},
	year = {c2015},
	address = {Australia},
	edition = {7th edition},
	note = {includes bibliography}
}