@book{411,
	author = {Churchill, Gilbert A.},
	title = {Sales force management /},
	publisher = {Irwin Professional Publishing,},
	year = {1997.},
	series = {Irwin series in statistics.},
	address = {New York},
	edition = {5th ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0256137870/chopaconline-20}
}