APA (7th ed.) Citation

Heitler, W. (1984). The quantum theory of radiation (3rd edition.). Dover Publications.

Chicago Style (17th ed.) Citation

Heitler, W. The Quantum Theory of Radiation. 3rd edition. New York: Dover Publications, 1984.

MLA (8th ed.) Citation

Heitler, W. The Quantum Theory of Radiation. 3rd edition. Dover Publications, 1984.

Warning: These citations may not always be 100% accurate.