00854nam0-22003011i-450-9900030459604033210-12-289580-0000304596FED01000304596(Aleph)000304596FED0100030459620000920d1979----km-y0itay50------baitaIT<<The >>Design and Analysis of Longitudinal StudiesTheir Role in the Measurement of ChangeHarvey Goldstein.LondonAcademic Press1979.XVI, 199 p.23 cm1122011320Goldstein,HarveyITUNINARICAUNIMARCBK99000304596040332111320 GOL9928/ISESSESDesign and Analysis of Longitudinal Studies462593UNINAING01