APA Citation

Gertenfeld, M. (1961). West Europe's petrochemical industry in the seventies. France: Sóciété Générale.

Trích dẫn kiểu Chicago

Gertenfeld, M. West Europe's Petrochemical Industry in the Seventies. France: Sóciété Générale, 1961.

MLA Citation

Gertenfeld, M. West Europe's Petrochemical Industry in the Seventies. France: Sóciété Générale, 1961.

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