Christoph Imboden

title	ISBN-13 (ISBN-10)	year of publica- tion	other author(s)
Handbook of the Birds of the World. Vol.1: Ostrich to Ducks	978-84-87334-1O-8 (84-87334-1O-5)	1992	Josep del Hoyo Calduch · Jordi Sargatal Vicens · Andrew Elliott