APA (7th ed.) Citation

Bethe, H. A., & Salpeter, E. E. (1957). Quantum mechanics of one- and two-electron atoms. Springer.

Chicago Style (17th ed.) Citation

Bethe, Hans A., and Edwin E. Salpeter. Quantum Mechanics of One- and Two-electron Atoms. Berlin: Springer, 1957.

MLA (8th ed.) Citation

Bethe, Hans A., and Edwin E. Salpeter. Quantum Mechanics of One- and Two-electron Atoms. Springer, 1957.