Johnson, Jean M.
[Arlington, VA] : National Science Foundation, Division of Science Resource Studies, Directorate for Social, Behavioral, and Economic Sciences, [1997]
1997
Johnson, Jean M.
Arlington, VA : Division of Science Resources Studies, Directorate for Social, Behavioral, and Economic Sciences, National Science Foundation, [1998]
1998
Shettle, Carolyn.
Arlington, VA : National Science Foundation, Directorate for Social, Behavioral, and Economic Sciences, Division of Science Resources Studies, [1997]
1997