APA (7th ed.) Citation

Dobson, M., & Frid, C. (2003). Ecology of aquatic systems ([Nachdr.].). Pearson Education.

Chicago Style (17th ed.) Citation

Dobson, Michael, and Chris Frid. Ecology of Aquatic Systems. [Nachdr.]. Harlow [u.a.]: Pearson Education, 2003.

MLA (9th ed.) Citation

Dobson, Michael, and Chris Frid. Ecology of Aquatic Systems. [Nachdr.]. Pearson Education, 2003.