APA (7th ed.) Citation

Massey, H. S. W. (1950). Negative ions (2d ed.). University Press.

Chicago Style (17th ed.) Citation

Massey, Harrie Stewart Wilson. Negative Ions. 2d ed. Cambridge [England]: University Press, 1950.

MLA (9th ed.) Citation

Massey, Harrie Stewart Wilson. Negative Ions. 2d ed. University Press, 1950.