Berry, A. (1977). The iron sun: Crossing the universe through black holes. Cape.
芝加哥风格引文Berry, Adrian. The Iron Sun: Crossing the Universe Through Black Holes. London: Cape, 1977.
MLA引文Berry, Adrian. The Iron Sun: Crossing the Universe Through Black Holes. Cape, 1977.
警告：这些引文格式不一定是100％准确.