APA (7th ed.) Citation

Lewis, W. C. M. (1918). A system of physical chemistry. Longmans, Green and Co..

Chicago Style (17th ed.) Citation

Lewis, William C. McC. A System of Physical Chemistry. London, New York [etc.]: Longmans, Green and Co., 1918.

MLA (9th ed.) Citation

Lewis, William C. McC. A System of Physical Chemistry. Longmans, Green and Co., 1918.