Sabor, Josefa Emilia. Methods of teaching librarianship / [by] Josefa E. Sabor. With an introductory study by Ricardo Nassif. - Paris : Unesco , 1974. - 145 p. 21 cm. - Unesco manuals for libraries, 16 . Subjects--Topical Terms: Library education. Dewey Class. No.: 020.7 / SAB N74M