APA引文

Zak, A. Europe to Join Russia in Building The Next Space Shuttle. IEEE spectrum.

芝加哥风格引文

Zak, A. "Europe to Join Russia in Building The Next Space Shuttle." IEEE Spectrum .

MLA引文

Zak, A. "Europe to Join Russia in Building The Next Space Shuttle." IEEE Spectrum, .

警告：这些引文格式不一定是100％准确.