APA (7th ed.) Citation

Soddy, F. (1948). The story of atomic energy. 6: Energy and mass : isotopes.

Chicago Style (17th ed.) Citation

Soddy, Frederick. The Story of Atomic Energy. 6: Energy and Mass : Isotopes. 1948.

MLA (9th ed.) Citation

Soddy, Frederick. The Story of Atomic Energy. 6: Energy and Mass : Isotopes. 1948.

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