- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)52
- Micewski, Andrzej2
- Adamczyk, Rudolf1
- Facchinetti, Władysław1
- Leitgeber, Bolesław1
- Lewandowski, Jerzy1
- Mirewicz, Jerzy1
- Monticone, Ronald C.1
- Papierzyńska-Turek, Mirosława1
- Radio Free Europe1
- Urban, Kazimierz1
- Waszkiewicz, Zofia1
- Zubrzycki, Geneviève1