APA Style
Knapp, Wilfrid. ().
North West Africa: a political and economic survey .
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Chicago Style
Knapp, Wilfrid.
North West Africa: a political and economic survey.
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MLA Style
Knapp, Wilfrid.
North West Africa: a political and economic survey.
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.
Turabian Style
Knapp, Wilfrid.
North West Africa: a political and economic survey.
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,
.
.