@book{185406,
	author = {Derrett, D. R. and Barrass, C. B. and ebrary, Inc.},
	title = {Ship stability for masters and mates},
	publisher = {Butterworth-Heinemann,},
	year = {2006.},
	address = {Burlington, Mass. :},
	edition = {6th ed. / revised by C.B. Barrass.},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10138627}
}