APA (7th ed.) Citation

Proton exchange membrane fuel cells. CRC Press.

Chicago Style (17th ed.) Citation

Proton Exchange Membrane Fuel Cells. Boca Raton, FL [u.a.]: CRC Press.

MLA (9th ed.) Citation

Proton Exchange Membrane Fuel Cells. CRC Press.

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