410 1 0
‡a
Michigan.
‡b
University.
‡b
Institute for Social Research.
‡t
Research report series - Institute for Social Research, University of Michigan
430 _ 0
‡a
Research report series of the Institute for Social Research
410 2 0
‡a
University of Michigan.
‡b
Institute for Social Research.
‡t
Research report series