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Lua i Stíl Chicago (17ú heag.)Bartke, Wolfgang. The Economic Aid of the PR China to Developing and Socialist Countries. 2nd. rev. and enl. ed. Munchen ; New York: K.G. Saur, 1989.
Lua MLA (8ú heag.)Bartke, Wolfgang. The Economic Aid of the PR China to Developing and Socialist Countries. 2nd. rev. and enl. ed. K.G. Saur, 1989.
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