@book{id_2147,
author = "Auerswald, Karl",
title = "Auf Spurensuche in der Natur",
year = "2005",
address = "München",
publisher = "Pfeil",
series = "Rundgespräche der Kommission für Ökologie/Forum Ökologie",
volume = "30",
isbn = "3-89937-060-0",
}