Karpinski, Andrzej
Twenty years of Poland's economic development 1944-1964
Polonia Publishing House, 1964
 Buku Teks
Widio Wize Ananda Zen
Kebijakan sosial di periode krisis ekonomi : studi perbandingan Finlandia 1990-1993 dan Indonesia 1997- 1998 = Social policy in economic crisis period : comparative study of Finland 1990-1993 and Indonesia 1997-1998 / Widio Wize Ananda Zen
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2014
 UI - Skripsi Membership
Lange, Oktavii Konstantinovich, 1883-1975
Some problems relating to the Polish road to socialism / by Oscar Lange
Polonia Pub. House, 1957
 Buku Teks
Poland : managing the transition to a market economy.
B. Blackwell for the United Nations Industrial Development Organization, 1991
 Buku Teks
Understanding poverty in Poland / The World Bank
The World Bank, 1995
 Buku Teks