Whitehead, Malcolm, author
Churchill Livingstone , 1992
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Hendrati Handini, author
Universitas Indonesia, 2005
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Yusnita Rahman, author
Fakultas Ilmu Komputer Universitas Indonesia, 2019
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Rashid, Selma, author
Trafford Publishing (UK) Limited, 2020
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Zaima Amalia, author
Universitas Indonesia, 2017
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