http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
National Council of Teachers of Mathematics
John Del Grande, Lorna Morrow; consultants, Douglas Clements, John Firkins, Jeane Joyner.
Includes bibliographical references (pages viii).
Curriculum and evaluation standards for school mathematics addenda series