Valois, Philippe. Tankers : an introduction to the transport of oil by sea / Philippe Valois. - London : Witherby & Co., 1997. - xviii, 211 p. : col. ill. ; 31 cm. + hbk. Includes index. ISBN: 1856091244 Subjects--Topical Terms: Tankers--Safety measures.Petroleum--Transportation--Safety measures. Dewey Class. No.: 623.8245