Holmes, Oliver Wendell
Walter Scott, [Date of publication not identified]
Buku Teks SO
Hossain, Sakhawat
Shapla Books, 2017
Buku Teks SO
Regional Office & Education Centre for South-East Asia, 1971
Buku Teks
Eble, Kenneth E.
Jossey-Bass, 1979
Buku Teks
edited by Brendan Taylor, Nicholas Farrelly, Sheryn Lee
Institute of South East Asia Studies, 2012
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