APA引文

Bull, P., & Ferreira, P. (2013). Dark energy and the inhomogeneous universe.

Chicago Style (17th ed.) Citation

Bull, P., and P. Ferreira. Dark Energy and the Inhomogeneous Universe. 2013.

MLA引文

Bull, P., and P. Ferreira. Dark Energy and the Inhomogeneous Universe. 2013.

警告：這些引文格式不一定是100％准確.