APA引文

Diehl, D. (2003). How did they manage: Leadership secrets of history. Penguin book.

Chicago Edition Citation

Diehl, Daniel. How Did They Manage: Leadership Secrets of History. New Delhi: Penguin book, 2003.

MLA引文

Diehl, Daniel. How Did They Manage: Leadership Secrets of History. Penguin book, 2003.

警告：這些引文格式不一定是100％准確.