APA (7th ed.) Citation
IWRB International Symposium (2nd : 1989 : Kleve, Federal Republic of Germany), Germany. Federal Government of Nordrhein-Westfalen, IWRB, WWF (Germany, Federal Republic), Fox T, Madsen J, & Rhijn van J. (1991). Western palearctic geese: Proceedings of an IWRB International Symposium. IWRB.
Chicago Style (17th ed.) Citation
IWRB International Symposium (2nd : 1989 : Kleve, Federal Republic of Germany), Germany. Federal Government of Nordrhein-Westfalen, IWRB, Federal Republic) WWF (Germany, Fox T, Madsen J, and Rhijn van J. Western Palearctic Geese: Proceedings of an IWRB International Symposium. IWRB, 1991.
MLA (9th ed.) Citation
IWRB International Symposium (2nd : 1989 : Kleve, Federal Republic of Germany), et al. Western Palearctic Geese: Proceedings of an IWRB International Symposium. IWRB, 1991.
Warning: These citations may not always be 100% accurate.