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<TITLE>Niger-Congo Tone Systems</title>
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Overview of languages
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<H1 ALIGN=CENTER>Niger-Congo Tone Systems</H1>
<H2>Source</H2>
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<DT>Williamson, K. (1989).</DT>
<DD>``Niger-Congo overview.''
In: Bendor-Samuel, John, ed. (1989).
<I>The Niger-Congo Languages.</I>
Lanham, &c.: University Press of America, SIL.</DD>
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