APA (7th ed.) Citation

Haubrich, H. (1997). Ökologie. Friedrich [u.a.

Chicago Style (17th ed.) Citation

Haubrich, Hartwig. Ökologie. Velber [u.a.]: Friedrich [u.a, 1997.

MLA (9th ed.) Citation

Haubrich, Hartwig. Ökologie. Friedrich [u.a, 1997.

Warning: These citations may not always be 100% accurate.