Cita APA (7a ed.)

Heitler, W. (1944). The quantum theory of radiation. Oxford University Press.

Cita Chicago Style (17a ed.)

Heitler, W. The Quantum Theory of Radiation. Oxford: Oxford University Press, 1944.

Cita MLA (9a ed.)

Heitler, W. The Quantum Theory of Radiation. Oxford University Press, 1944.