Data Quality in Longitudinal Research (European Network on Longitudinal Studies on Individual Development)
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ISBN 13: 9780521380911
Format: Hardcover (297 pages) Publisher: Cambridge University Press Published: 25 May 1990
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Problems and Methods in Longitudinal Research: Stability and Change (European Network on Longitudinal Studies on Individual Development)
ISBN 13: 9780521467322
Format: Paperback (368 pages) Publisher: Cambridge University Press Published: 24 Mar 1994