APA (7th ed.) Citation

Turtledove, H. (2012). Coup d'etat: The war that came early, book four.

Chicago Style (17th ed.) Citation

Turtledove, Harry. Coup D'etat: The War That Came Early, Book Four. 2012.

MLA (8th ed.) Citation

Turtledove, Harry. Coup D'etat: The War That Came Early, Book Four. 2012.

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