http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
v.1. Prolegomena.- v.2. Accidence and word-formation, by J. H. Moulton and W. F. Howard.- v.3. Syntax, by N. Turner.-v.4 Style, by N. Turner.
Volume 1 is reprint of the corr. and enl. 3d edition of [1908?]; volume 2, of the [1929?] edition Volume3 was originally published in 1963. Vol.4 publ. [1978?].
Includes bibliographical references and index.