Pace, Andrew K., author
[American Library association, ], 2003
eBooks
Haworth Press, 1984
Buku Referensi
Lankes, R. David, author
Facet Publishing, 2003
Buku Teks
Liu, Jia, author
Chandos Publishing, 2007
Buku Teks
Cassell, Kay Ann, author
Facet Publishing, 2006
Buku Teks