Author
- Carstensen, Fred V., 1944- 1 results
- Gray, Edward G., 1964-2023 1 results
- Guroff, Gregory, 1941- 1 results
- Kollmorgen, Walter Martin, 1907- 1 results
- Morrison, Rodney J., 1934- 1 results
- National Planning Association 1 results
- Philadelphia School District 1 results
- Ronen, Dov 1 results
- Thompson, Dennis L. 1 results
- United States. Agency for International Development 1 results
- World Affairs Council of Philadelphia 1 results