APA (7th ed.) Citation
(1961). The economic situation of Katanga. Office of culture and economics of Katanga.
Chicago Style (17th ed.) Citation
The Economic Situation of Katanga. Brussels: Office of culture and economics of Katanga, 1961.
MLA (9th ed.) Citation
The Economic Situation of Katanga. Office of culture and economics of Katanga, 1961.
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