Hoepfner, Ralph, Evaluation study of the California State preschool program / Ralph Hoepfner and Arlene Fink ; with the assistance of the evaluation staff William A. Conniff ... [y otros.] - 103 páginas - CSE monograph series in evaluation ; no. 5 . Subjects--Topical Terms: Educación preescolar--Evaluacion--California LC Class. No.: LB1140.24C35 / H64