Lubis, Todung Mulya, author
Pustaka Sinar Harapan, 1982
Buku Teks
Mulyana W. Kusumah, author
Alumni, 1981
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Artikel Jurnal
Lubis, Todung Mulya, author
Gramedia Pustaka Utama, 2005
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Lubis, Todung Mulya, author
[publisher not identified], [date of publication not identified]
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