@book{288,
	author = {Nellis, Joseph G. and Parker, David,},
	title = {Principles of business economics},
	publisher = {Financial Times Prentice Hall;},
	year = {c2006.},
	address = {Harlow ;},
	edition = {2nd ed.},
	note = {Includes index},
	url = {http://www.gbv.de/dms/hbz/toc/ht014995418.pdf}
}