Plaumann, P., & Strambach, K. (1981). Geometry - von Staudt's point of view. D. Reidel.
Cita Chicago (17th ed.)Plaumann, Peter, i Karl Strambach. Geometry - Von Staudt's Point of View. Dordrecht: D. Reidel, 1981.
Cita MLA (9th ed.)Plaumann, Peter, i Karl Strambach. Geometry - Von Staudt's Point of View. D. Reidel, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.