Yusuf Mansur, author
Lini Zikrul Media Intelektual, 2006
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Piliang, Yasraf Amir, author
Gramedia Widiasarana, 2004
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Siregar, Merari, author
Balai Pustaka, 1992
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Brouwer, M.A.W. (Martinus Antonius Wesselinus), 1923-, author
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Siregar, Merari, author
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