http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
by A. G. Sitenko ; translated and edited by P. J. Shepherd.
Περιλαμβάνει βιβλιογραφικές παραπομπές και ευρετήριο.
International series of monographs in natural philosophy ; v. 39
International series of monographs in natural philosophy