Perkins, Hugh V. Human development and learning / [By] Hugh V. Perkins. - Belmont, Calif. : Wadsworth Publ. Co., [1969]. - xx, 616 p. : ill. ; 24 cm. - 370.15 . Includes bibliogr. references Subjects--Topical Terms: Child development.Educational psychology. Dewey Class. No.: 370.15