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21
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22Published 2006“...Directorate General of Higher Education...”
Referensi Folio -
23by DIRECTORATE, general of higher education“...Directorat General of Higher Education...”
Published 1996
Referensi -
24
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25
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26
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27“...Migraw-Hill Higher Education...”
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28
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29Published 1990“...University for Christian Higher Education...”
TEXT -
30
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31
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32
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33
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34
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35
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36
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37
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38“...McGraw-Hill Higher Education...”
Umum -
39
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40