Gaya APA
Accurate, brief and clear english grammar. ().
Malang:
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Gaya Chicago
Accurate, brief and clear english grammar.
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Malang:
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Text.
Gaya MLA
Accurate, brief and clear english grammar.
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Malang:
,
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Text.
Gaya Turabian
Accurate, brief and clear english grammar.
Malang:
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Print.