APA (7th ed.) Citation

Bretz, A. Addressing the coal conundrum. IEEE spectrum.

Chicago Style (17th ed.) Citation

Bretz, A.A. "Addressing the Coal Conundrum." IEEE Spectrum .

MLA (9th ed.) Citation

Bretz, A.A. "Addressing the Coal Conundrum." IEEE Spectrum, .

Warning: These citations may not always be 100% accurate.