Malaysia : Institut Alam dan Tamadun Melayu
Majalah, Jurnal, Buletin
Hussein, Ismail, author
Penerbit Universiti Kebangsaan Malaysia, 2001
Buku Teks
Chamil Wariya, author
Matrix, 2010
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Wariya, Chamil
Matrix Media global, 2010
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Abdurrachman Surjomihardjo, author
Yayasan Idayu, 1979
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