Cita APA (7th ed.)

Yu-Tzu Chiu. Russia and Canada to ratify Kyoto Protocol. IEEE spectrum.

Cita Chicago (17th ed.)

Yu-Tzu Chiu. "Russia and Canada to Ratify Kyoto Protocol." IEEE Spectrum .

Cita MLA (9th ed.)

Yu-Tzu Chiu. "Russia and Canada to Ratify Kyoto Protocol." IEEE Spectrum, .

Atenció: Aquestes cites poden no estar 100% correctes.