http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
natural regions of Sumatra and their agricultural production pattern
2 volumes : illustrations, folded maps ; 25-29 x 35 cm.
v. 1. [without special title] -- v. 2. Maps.
Ulrich Scholz ; in cooperation with Marak Ali [and others].