Gutenberg, B. (1951). Internal constitution of the earth (2d ed.). Dover Pub.
芝加哥风格引文Gutenberg, Beno. Internal Constitution of the Earth. 2d ed. [New York]: Dover Pub, 1951.
MLA引文Gutenberg, Beno. Internal Constitution of the Earth. 2d ed. Dover Pub, 1951.
警告：这些引文格式不一定是100％准确.