Nunn, Percy
Education : its data and first principles / Sir Percy Nunn. - 3rd ed. - London : Edward Arnold, 1945. - 283 p. ; 20 cm.
Education.
Educational psychology.
370.1 / NUE
Education : its data and first principles / Sir Percy Nunn. - 3rd ed. - London : Edward Arnold, 1945. - 283 p. ; 20 cm.
Education.
Educational psychology.
370.1 / NUE
