http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
by P. W. Bridgman. Published on the Louis Clark Vanuxem Foundation.
"In expanded form the substance of three Vanuxem lectures given at Princeton university in December 1935."--Prelim.
Includes bibliographical references and index.