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Buku Teks
Shetter, William Z., author
Martinus Nijhoff, 1988
Buku Teks
Thomson, A.J., author
Oxford Oxford University Press, 1986
Buku Teks
Thomson, A.J., author
Oxford University Press , 1980
Buku Teks
Rahman Syaifoel, author
2018
Buku Teks