Citazione Stile APA (7a Edizione)

Betts, K. The environment [1999 technology analysis and forecast]. IEEE spectrum.

Citazione stile Chigago Style (17a edizione)

Betts, K.S. "The Environment [1999 Technology Analysis and Forecast]." IEEE Spectrum .

Citatione MLA (9a ed.)

Betts, K.S. "The Environment [1999 Technology Analysis and Forecast]." IEEE Spectrum, .