APA Style
Nurbaya, Nunik Siti, Ma\'arif, Bambang Syaiful. ().
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Chicago Style
Nurbaya, Nunik Siti, Ma\'arif, Bambang Syaiful.
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MLA Style
Nurbaya, Nunik Siti, Ma\'arif, Bambang Syaiful.
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Turabian Style
Nurbaya, Nunik Siti, Ma\'arif, Bambang Syaiful.
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