APA引文

Obama, B. (2007). audacity of hope: Thoughts on reclaiming the American dream. Canongate.

Chicago Edition Citation

Obama, Barack. Audacity of Hope: Thoughts on Reclaiming the American Dream. Edinburgh: Canongate, 2007.

MLA引文

Obama, Barack. Audacity of Hope: Thoughts on Reclaiming the American Dream. Canongate, 2007.

警告：這些引文格式不一定是100％准確.