@book{80984,
	author = {Tibbetts, G. R.},
	title = {Arab navigation in the Indian Ocean before the coming of the Portuguese /},
	publisher = {Royal Asiatic Society of Great Britain and Ireland : Sold by Luzac,},
	year = {1971 [i.e. 1972]},
	series = {Oriental Translation Fund. [Publications] ;},
	address = {London :},
	note = {Includes index.}
}