APA (7th ed.) Citation

Weisser, W. W., & Siemann, E. (2004). Insects and ecosystem function. Springer.

Chicago Style (17th ed.) Citation

Weisser, W. W., and E. Siemann. Insects and Ecosystem Function. Berlin ; New York: Springer, 2004.

MLA (9th ed.) Citation

Weisser, W. W., and E. Siemann. Insects and Ecosystem Function. Springer, 2004.