Sayers, William Charles Berwick.
A manual of classification for librarians / William Charles Berwick Sayers - London : A. Deutsch, c 1967. - 404 p. : ill., 23 cm. - A Grafton book .
34 34
Classification -- Bibliographie.
025.4 / S99m
A manual of classification for librarians / William Charles Berwick Sayers - London : A. Deutsch, c 1967. - 404 p. : ill., 23 cm. - A Grafton book .
34 34
Classification -- Bibliographie.
025.4 / S99m