Παραπομπή σε μορφή APA (7η εκδ.)

Polish Academy of Sciences. Committee for Demographic Studies. (1975). The population of Poland. Polish Academy of Sciences, Committee for Demographic Studies.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Polish Academy of Sciences. Committee for Demographic Studies. The Population of Poland. Warszawa: Polish Academy of Sciences, Committee for Demographic Studies, 1975.

Παραπομπή σε μορφή MLA (9th εκδ.)

Polish Academy of Sciences. Committee for Demographic Studies. The Population of Poland. Polish Academy of Sciences, Committee for Demographic Studies, 1975.