Cita APA (7th ed.)

Guizzo, E. How to Keep 18 Million People Moving. IEEE spectrum.

Cita Chicago (17th ed.)

Guizzo, E. "How to Keep 18 Million People Moving." IEEE Spectrum .

Cita MLA (9th ed.)

Guizzo, E. "How to Keep 18 Million People Moving." IEEE Spectrum, .