Singer, Judith D. Applied longitudinal data analysis : modeling change and event occurrence / by Judith B. Singer and John B. Willett. - Oxford : Oxford University Press, 2003. - xx, 644 p. : ill. ; 24 cm. Includes bibliographical references ( p. 613-626) and index. ISBN: 9780195152968 (hbk.) Subjects--Topical Terms: Social sciences--Longitudinal studies. Dewey Class. No.: 300.72 / SIN 2003