APA (7th ed.) Citation

Rigden, J. S. (2002). Hydrogen: The Essential Element. Harvard University Press.

Chicago Style (17th ed.) Citation

Rigden, John S. Hydrogen: The Essential Element. Cambridge: Harvard University Press, 2002.

MLA (8th ed.) Citation

Rigden, John S. Hydrogen: The Essential Element. Harvard University Press, 2002.

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