Salemba Empat, 2014
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Donald A. Ball ... [and others] ; penerjemah, Ika Akbarwati
Salemba Empat, 2014
Buku Teks
Ball, Donald A., author
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Buku Teks
Globerman, Steven
Prentince-Hall, 1986
Buku Teks
Johnson, Debra, author
Routledge, Taylor & Francis group, 2003
Buku Teks