Ary Ginanjar Agustian, author
Arga Wijaya Persada, 2001
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Lumewa, Richard, author
Progres, 2004
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Casson, Herbert N
Cahaya Srikandi, 1997
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Ari Satriyo Wibowo, 1964-, author
Pustaka Sinar Harapan, 2004
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Shave, Gordon A., author
MM Corp., 2004
Buku Teks