UNESCO list of documents and publications 1972-1976 volume 2 Subject index.
UNESCO list of documents and publications 1972-1976 volume 2 Subject index.
- París : UNESCO, 1979.
- 873 p.
9231016705
OC 016:341 .16:001 =20 1972-76 UNEVo.2.
9231016705
OC 016:341 .16:001 =20 1972-76 UNEVo.2.