Fraknoi, A., Morrison, D., & Wolff, S. (2004). Voyages through the universe (3rd ed.). Thomson.
芝加哥风格引文Fraknoi, Andrew, David Morrison, 与 Sidney Wolff. Voyages Through the Universe. 3rd ed. Belmont, CA: Thomson, 2004.
MLA引文Fraknoi, Andrew, et al. Voyages Through the Universe. 3rd ed. Thomson, 2004.
警告：这些引文格式不一定是100％准确.