APA (7th ed.) Citation

Southwell, R. V. (1946). Relaxation methods in theoretical physics: A continuation of the treatise, Relaxation methods in engineering science. Clarendon Press.

Chicago Style (17th ed.) Citation

Southwell, R. V. Relaxation Methods in Theoretical Physics: A Continuation of the Treatise, Relaxation Methods in Engineering Science. Oxford: Clarendon Press, 1946.

MLA (8th ed.) Citation

Southwell, R. V. Relaxation Methods in Theoretical Physics: A Continuation of the Treatise, Relaxation Methods in Engineering Science. Clarendon Press, 1946.