@book{163,
	author = {Johnson, P. Fraser. and Flynn, Anna E.},
	title = {Purchasing and supply management /},
	publisher = {Mcgrawhill education },
	year = {2015},
	series = {The McGraw-Hill/Irwin series operations and decision sciences},
	address = {New York, NY},
	edition = {15th ed.},
	note = {Includes index.}
}