@book{137464,
	author = {Koontz, Harold and O'Donnell, Cyril},
	title = {Principles of management :},
	publisher = {McGraw-Hill;},
	year = {1964.},
	series = {McGraw-Hill series in management},
	address = {New York :},
	edition = {3rd ed.},
	note = {Sixth ed. published under title: Management: a systems and contingency analysis of managerial functions.}
}