APA (7th ed.) Citation

SpringerLink (Online service), Waldmann, H., & Koppitz, M. (2003). Small molecule--protein interactions. Springer.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), H. Waldmann, and M. Koppitz. Small Molecule--protein Interactions. Berlin ; New York: Springer, 2003.

MLA (9th ed.) Citation

SpringerLink (Online service), et al. Small Molecule--protein Interactions. Springer, 2003.