Singer, Paula M., author
[American Management Association, ], 2009
eBooks
Lancaster, F. Wilfrid, author
Uninersity of Illinois, 1993
Buku Teks
Lancaster, F. Wilfrid, author
The Library Association, 1988
Buku Teks
Mates, Barbara T., author
[American Library association, American Library association], 2003
eBooks
Rubin, Rhea Joyce, author
[American Library association, American Library association], 2006
eBooks