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Buku Teks
Gonda, Jan, 1905-1991
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Buku Teks
Soothill, William
Lutterworth Press, London Lutterworth Press
Buku Teks
Kemp, Jeremy Hugh.
Social Science Review, Social Science Association Press of Thailand, 1969
Buku Teks
Soothill, W.E. (William Edward)
Lutterworth Press, 1951
Buku Teks