APA (7th ed.) Citation

Jan III. Polen, K. (1683). A letter from the King of Poland to his Queen. Baldwin.

Chicago Style (17th ed.) Citation

Jan III. Polen, König. A Letter from the King of Poland to His Queen. London: Baldwin, 1683.

MLA (9th ed.) Citation

Jan III. Polen, König. A Letter from the King of Poland to His Queen. Baldwin, 1683.

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