. . "Monographic searching on the OCLC terminal a programmed text with teacher's guide"@en . . . "Monographic searching on the OCLC terminal" . . . . . . . . . . . . "Monographic searching on the OCLC terminal : a programmed text with teacher's guide" . "Programmed instructional materials" . "Programmed instructional materials"@en . . . . . . . "Catalogusraadpleging." . . "Bibliotek (och) databehandling." . . "Recherche bibliographique en accès direct." . . "OCLC." . .