Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
371.26 Rb-69-42 E1956
Hilton T L Cross sectional versus longitudinal data an empirical comparison of mean differences in academic grow New Jersey ETS 1969 * Educational tests and measurements * Patrick Cathleen, Auth. * Title