Abbott, W. (1956). Practical geometry and engineering graphics: A textbook for engineering and other students (6th ed.). Blackie.
Цитирование в стиле Чикаго (17-е изд.)Abbott, W. Practical Geometry and Engineering Graphics: A Textbook for Engineering and Other Students. 6th ed. London: Blackie, 1956.
Цитирование MLA (8-е изд.)Abbott, W. Practical Geometry and Engineering Graphics: A Textbook for Engineering and Other Students. 6th ed. Blackie, 1956.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.