@book{77693,
	author = {Van Asbeck, F. M. B. and Verzijl, J. H. W.},
	title = {United nations textbook /},
	publisher = {University press,},
	year = {1958.},
	address = {Leiden :},
	edition = {3rd rev. and enlarged ed.},
	note = {includes index.}
}