APA (7th ed.) Citation

Agency, T. P. P. (1961). Material and documents. The Polish Press Agency.

Chicago Style (17th ed.) Citation

Agency, The Polish Press. Material and Documents. The Polish Press Agency, 1961.

MLA (8th ed.) Citation

Agency, The Polish Press. Material and Documents. The Polish Press Agency, 1961.

Warning: These citations may not always be 100% accurate.