Abbott, W. (1956). Practical geometry and engineering graphics: A textbook for engineering and other students (6th ed.). Blackie.
Chicago-Zitierstil (17. Ausg.)Abbott, W. Practical Geometry and Engineering Graphics: A Textbook for Engineering and Other Students. 6th ed. London: Blackie, 1956.
MLA-Zitierstil (8. Ausg.)Abbott, W. Practical Geometry and Engineering Graphics: A Textbook for Engineering and Other Students. 6th ed. Blackie, 1956.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.