@book{1105,
	author = { Burt, David N. and Burt David N. Petcavage, Sheila D. and Pinkerton,Richard},
	title = {Supply management.},
	publisher = { McGraw-Hill Irwin, },
	year = { c2010.},
	address = { Boston:},
	edition = { 8th ed. }
}
