Abbott, W. (1956). Practical geometry and engineering graphics: A textbook for engineering and other students (6th ed.). Blackie.
芝加哥风格引文Abbott, W. Practical Geometry and Engineering Graphics: A Textbook for Engineering and Other Students. 6th ed. London: Blackie, 1956.
MLA引文Abbott, W. Practical Geometry and Engineering Graphics: A Textbook for Engineering and Other Students. 6th ed. Blackie, 1956.
警告：这些引文格式不一定是100％准确.