@book{75938,
	author = {Freivalds, Andris and Niebel, Benjanmin W.},
	title = {Niebel’s methods, standards, and work design /},
	publisher = {Tata McGraw Hill },
	year = {2013},
	address = {New Delhi},
	edition = {12th ed},
	note = {Includes index}
}