Columbia subject headings:
Geology--Germany--Kraichgau--Guidebooks.
Geology--Germany--Odenwald--Guidebooks.
Harvard subject headings:
Geology--Germany (West)--Kraichgau--Guidebooks.
Geology--Germany (West)--Odenwald--Guidebooks.
Geology--Germany--Kraichgau--Guidebooks.
Geology--Germany--Odenwald--Guidebooks.
Princeton subject headings:
Geology--Germany (West)--Kraichgau.
Geology--Germany (West)--Odenwald.