Cita APA

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

Chicago Style Citation

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

Cita MLA

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

Atenció: Aquestes cites poden no estar 100% correctes.