Schütz, Harald Function and organization of a national documentation centre in a developing country /arald Schütz Harald Schütz. - París : UNESCO, 1975. - 218 p. ; il., fot. - Documentation, libraries and archives: studies and research- . ISBN: 9231012401 No. de Clasificación Universal Decimal: 002.63 (-77) =20 ROL No.7.