edited by Anthony Reid
Grolier International, 1996
Buku Referensi
Maeroff, Gene I., author
Palgrave Macmillan, 2006
Buku Teks
Janet Moyles, Jan Georgeson, and Jane Payler, editor
McGraw-Hill, 2011
Buku Teks
Artikel Jurnal
D’Onofrio, Mauro, editor
[Springer, ], 2012
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