APA (7th ed.) Citation

Twain, M. Mark Twain's letters (Nachdr. der Ausg. 1917.). AMS Pr.

Chicago Style (17th ed.) Citation

Twain, Mark. Mark Twain's Letters. Nachdr. der Ausg. 1917. New York: AMS Pr.

MLA (9th ed.) Citation

Twain, Mark. Mark Twain's Letters. Nachdr. der Ausg. 1917. AMS Pr.

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