APA引文

Abdul Kalam, A. P. J. (2005). life tree. Penguin Books India.

Chicago Edition Citation

Abdul Kalam, A. P. J. Life Tree. New Delhi: Penguin Books India, 2005.

MLA引文

Abdul Kalam, A. P. J. Life Tree. Penguin Books India, 2005.

警告：這些引文格式不一定是100％准確.