Artikel Jurnal
Balloffet, Nelly, author
[American Library association, ], 2005
eBooks
edited by G.E. Gorman, Sydney J. Shep
Facet, 2007
Buku Teks
G.E. Gorman; Sydney J. Shep
Facet Publishing, 2006
Buku Teks
edited by Boris Shishkov
Springer-Verlag, 2012
eBooks