Artikel Jurnal
Gonda, Jan, 1905-1991
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Buku Teks SO
edited by Laura Martinez de Guerenu
Thames & Hudson, 2010
Buku Teks SO
Marryat, Frederick
Alfred A. Knopf, 1962
Buku Teks SO
edited by Susan Meld Shell, Richard Velkley
Cambridge University Press, 2012
Buku Teks SO