Schreiber, Flora Rheta . Sybil: the true story of a woman possessed by sixteen separate personalities / by Flora Rheta Schreiber. - London : Penguin Books , 1973 - 425 p. : ISBN: 0 14 00.4031 5 Subjects--Topical Terms: Psychology and psychiatry Dewey Class. No.: O111,3SCH(Y15) / L3