APA (7th ed.) Citation

Williams, R. (1971). A key into the language of America (Nachdr. der Ausg. London 1643.). Scolar Press.

Chicago Style (17th ed.) Citation

Williams, Roger. A Key into the Language of America. Nachdr. der Ausg. London 1643. Menston: Scolar Press, 1971.

MLA (9th ed.) Citation

Williams, Roger. A Key into the Language of America. Nachdr. der Ausg. London 1643. Scolar Press, 1971.