@book{35952,
	author = {International Labour Office. and International labor conference},
	title = {The minimum requirement of professional capacity in the case of captain, navigating and engineer officers in charge of watches on board merchant ships.},
	publisher = {International labour office,},
	year = {1929.},
	address = {Geneva,},
	note = {At head of title: First discussion. International labour conference. Thirteenth session, Geneva, 1929.}
}