Cowan, H. J. (1999). Structural design by observation of failures: How the Gothic master masons determined the dimensions of their structures.
Chicago-Zitierstil (17. Ausg.)Cowan, Henry J. Structural Design by Observation of Failures: How the Gothic Master Masons Determined the Dimensions of Their Structures. 1999.
MLA-Zitierstil (9. Ausg.)Cowan, Henry J. Structural Design by Observation of Failures: How the Gothic Master Masons Determined the Dimensions of Their Structures. 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.