Sroufe, L. Alan. Emotional development : the organization of emotional life in the early years / L. Alan Sroufe. - Cambridge : Cambridge University Press, c1995. - xiii, 263 p. : ill. ; 23 cm. - Cambridge studies in social and emotional development. . Includes index. Includes bibliographical references. ISBN: 0521629926 (pbk.) Subjects--Topical Terms: Emotions in infants--Longitudinal studies.