Hirko, Buff, author
[American Library association, American Library association], 2004
eBooks
Charney, Cy, author
[American Management Association;, ], 2004
eBooks
Litsey, Ryan, author
Chandos Publishing, 2017
Buku Teks
Eberhart, George M., author
[American Library association, American Library association], 2006
eBooks
American Library Association, 1975
Buku Referensi