http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
applicability for studies on prenatal differentiation and toxicity : Fifth Symposium on Prenatal Development, May 1981, Berlin
Symposium on Prenatal Development 1981 : Berlin, Germany)
edited by D. Neubert and H.-J. Merker, with the assistance of J. Klein-Friedrich and R. Kreft.