Karpinski, A. (1964). 20 twenty years of Poland's economic development, 1944-1964. Polonia Pub. House.
芝加哥风格引文Karpinski, Andrzej. 20 Twenty Years of Poland's Economic Development, 1944-1964. Warsaw: Polonia Pub. House, 1964.
MLA引文Karpinski, Andrzej. 20 Twenty Years of Poland's Economic Development, 1944-1964. Polonia Pub. House, 1964.
警告：这些引文格式不一定是100％准确.