APA (7th ed.) Citation

Gieysztor, A., & Derelkowski, A. (1983). The Commonwealth in the time of John III: An introduction to the exhibition. The Royal Castle in Warsaw, september-october 1983. [s.n.].

Chicago Style (17th ed.) Citation

Gieysztor, Aleksander, and Andrzej Derelkowski. The Commonwealth in the Time of John III: An Introduction to the Exhibition. The Royal Castle in Warsaw, September-october 1983. Warsawa: [s.n.], 1983.

MLA (9th ed.) Citation

Gieysztor, Aleksander, and Andrzej Derelkowski. The Commonwealth in the Time of John III: An Introduction to the Exhibition. The Royal Castle in Warsaw, September-october 1983. [s.n.], 1983.