Munde, Gail, author
Neal-Schuman, 2013
Buku Teks
Blanshard, Catherine, author
Library Association Publishing, 1998
Buku Teks
Russo, Mark F., author
John Wiley & Sons, 1999
Buku Teks
Green, James H., author
McGraw-Hill, 1984
Buku Teks
Eberhart, George M., author
[American Library association, American Library association], 2006
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