http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
study of problems in survey technique encountered when using a multiple frame survey
Department of Agricultural Economics and Sociology,
by James Richard Conner, National Defense Education Act Fellow.
A study of problems in survey technique encountered when using a multiple frame survey
Departmental technical report (Texas A & M University. Department of Agricultural Economics and Sociology) ; no. 67-1