http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
a Roper Center review of public opinion and polling
Roper Center for Public Opinion Research
"A Roper center review of public opinion and polling".
Issues for Jan./Feb. 1990- have a separate section entitled: Public opinion report, which is originally published in American enterprise.