http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
a concise description of the structural elements of scientific and technical German
Reprint of the 1966 issue of the edition originally published in 1957 by Wiley, New York.
Condoyannis, George E. (George Edward), 1915-
Huntington, N.Y. : R.E. Krieger Pub. Co., 1978, ©1957