@book{42045,
	author = {Lehmann, Martin E.},
	title = {A biographical study of Ingwer Ludwig Nommensen (1834-1918), pioneer missionary to the Bataks of Sumatra},
	publisher = {Mellen},
	year = {1996},
	series = {Studies in the history of missions},
	address = {Lewiston, NY},
	edition = {1. Aufl.}
}