McCluskie, Tom. Titanic & her sisters Olympic & Britannic / by Tom McCluskie, Michael Sharpe and Leo Marriott. - London : PRC Publishing Ltd., c1998. - 512 p. : illus. (mostly col.), maps ; 32 cm. Includes bibliographical references and index. ISBN: 0681076127 Subjects--Topical Terms: Shipwrecks--North Atlantic Ocean.Titanic (Steamship).Britannic (Ship).Olympic (Ship).