Polish Academy of Sciences. Committee for Demographic Studies. (1975). The population of Poland. Polish Academy of Sciences, Committee for Demographic Studies.
Citação do estilo Chicago (17ª ed.)Polish Academy of Sciences. Committee for Demographic Studies. The Population of Poland. Warszawa: Polish Academy of Sciences, Committee for Demographic Studies, 1975.
Citação MLA (9ª ed.)Polish Academy of Sciences. Committee for Demographic Studies. The Population of Poland. Polish Academy of Sciences, Committee for Demographic Studies, 1975.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.