APA (7th ed.) Citation

SpringerLink (Online service), Karshenboim, S. G., & Peik, E. (2004). Astrophysics, clocks and fundamental constants. Springer.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), S. G. Karshenboim, and E. Peik. Astrophysics, Clocks and Fundamental Constants. Berlin ; New York: Springer, 2004.

MLA (9th ed.) Citation

SpringerLink (Online service), et al. Astrophysics, Clocks and Fundamental Constants. Springer, 2004.