Waddell, Helen, 1889-1965, author
Penguin Books, 1954
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Wu, Ching-Tzu, author
Foreign Language Publishing House, 1957
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Wu, Jingzi, author
Hunan People Publishing House, 1999
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Lydia Kieven, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2022
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