1
by Sigfús Blöndal, 1874-1950.
Published 1978
Book
2
by Benedikz, Benedict.
Published 1979
Available via EBSCO eBook Collection
eBook
4
by Haldon, John F.
Published 2003
Available via EBSCO eBook Collection
eBook
5
by Hughes, Ian (Historian)
Published 2009
Book