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
373 Bradfield, Luther E. Supervision for modern elementary schools / Luther E. Bradfield. - Columbus, Ohio : C.E. Merrill Books, [1964] X, 180 p. ; 22 cm. * School supervision, Elementary. Inspection des écoles primaires.