APA (7th ed.) Citation

Tyndall, A. M. (1938). The mobility of positive ions in gases. The University press.

Chicago Style (17th ed.) Citation

Tyndall, A. M. The Mobility of Positive Ions in Gases. Cambridge [England]: The University press, 1938.

MLA (9th ed.) Citation

Tyndall, A. M. The Mobility of Positive Ions in Gases. The University press, 1938.