Rogers, William Warr 1926, Cornell-brazil project : An experiment in learning by w. w. rogers and r. graham. foreword: I. d. illich. - 1 volumen páginas varia - CIDOC cuaderno ; 23 . Subjects--Corporate Names: Cornell University Subjects--Topical Terms: Estudiantes como misioneros LC Class. No.: LD1357.5 / R6