Ellis, Anthony
Routledge, 2017
Buku Teks
Forth, Gregory L.
Martinus Nijhoff, 1981
Buku Teks
Djuretna A. Imam Muhni
Gadjah Mada University Press , 1994
Buku Teks
Ont. International Development Research Centre, 1986
Buku Teks
Grimm, Christine
[Springer, ], 2012
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