Claus Ibsen

title	ISBN-13 (ISBN-10)	year of publica- tion	other author(s)
Camel in Action	978-1-61729-293-4 (1-61729-293-1)	2018	Jonathan Anstey
Camel in Action	978-1-935182-36-8 (1-935182-36-6)	2011	"