Tress, Gunther

title	ISBN-13 (ISBN-10)	year of publica- tion	other author(s)
Interdisciplinary and transdisciplinary landscape studies: potential and limitations	978-9O-8O7637-1-5 (9O-8O7637-1-3)	2003	Barbel · van der Valk, Arnold · Fry, Gary Trress