@book{7439,
	author = {Johnson, P. Fraser. and Flynn, Anna E.},
	title = {Purchasing and supply management /},
	publisher = {McGraw-Hill Education,},
	year = {2015.},
	series = {The McGraw-Hill/Irwin series operations and decision sciences.},
	address = {New York :},
	edition = {Fifteenth edition.},
	note = {Includes index.}
}