Sik, O. (1968). Economic planning and management in Czechoslovakia. Prague: Orbis.
Trích dẫn kiểu ChicagoSik, Ota. Economic Planning and Management in Czechoslovakia. Prague: Orbis, 1968.
MLA CitationSik, Ota. Economic Planning and Management in Czechoslovakia. Prague: Orbis, 1968.
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