APA引文

Shell, C., Obama, B., & Obama, M. (2019). Hope, never fear: A personal portrait of the Obamas. Chronicle Books, in association with Blackwell & Ruth.

Chicago Style (17th ed.) Citation

Shell, Callie, Barack Obama, and Michelle Obama. Hope, Never Fear: A Personal Portrait of the Obamas. San Francisco: Chronicle Books, in association with Blackwell & Ruth, 2019.

MLA引文

Shell, Callie, et al. Hope, Never Fear: A Personal Portrait of the Obamas. Chronicle Books, in association with Blackwell & Ruth, 2019.

警告：這些引文格式不一定是100％准確.