APA引文
Gray,W.S. Concrete water towers, bunkers, silos and other elevated structures. Concrete Pub. Ltd. 4th ed.
芝加哥风格引文
Gray,W.S. Concrete Water Towers, Bunkers, Silos and Other Elevated Structures. London: Concrete Pub. Ltd. 4th ed.
MLA引文
Gray,W.S. Concrete Water Towers, Bunkers, Silos and Other Elevated Structures. Concrete Pub. Ltd. 4th ed.
警告:这些引文格式不一定是100%准确.