APA引文

Bull, P., & Kamionkowski, M. (2013). What if Planck's Universe isn't flat?

Chicago Style (17th ed.) Citation

Bull, P., and M. Kamionkowski. What If Planck's Universe Isn't Flat? 2013.

MLA引文

Bull, P., and M. Kamionkowski. What If Planck's Universe Isn't Flat? 2013.

警告：這些引文格式不一定是100％准確.