APA (7th ed.) Citation

Halecki, O. (1961). A history of Poland. Dent.

Chicago Style (17th ed.) Citation

Halecki, Oskar. A History of Poland. London: Dent, 1961.

MLA (8th ed.) Citation

Halecki, Oskar. A History of Poland. Dent, 1961.

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