APA (7th ed.) Citation

SpringerLink (Online service), Müller, F., & Leupelt, M. (1998). Eco targets, goal functions, and orientors. Springer.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), Felix Müller, and Maren Leupelt. Eco Targets, Goal Functions, and Orientors. Berlin ; New York: Springer, 1998.

MLA (9th ed.) Citation

SpringerLink (Online service), et al. Eco Targets, Goal Functions, and Orientors. Springer, 1998.