Traditional music : sounds in harmony with nature
Seoul Selection, 2011
 Buku Teks
Kostka, Stefan
Tonal harmony : with an introduction to twentieth-century music / Stefan Kostka, Dorothy Payne
McGraw-Hill , 2000
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Zhang, Weiwen
Harmony
China Renmin University Press, 2015
 eBooks
Gogol, Nikolay
Dead souls
Penguin Classics, 2016
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Gogol, Nikolai Vasilevich, 1809-1852
Dead Souls
The New American Library, 1961
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