LIPPS, T. Raumaesthetik, 1897; Aesthetik, Bd. 1, 1903.
SCOTT, G. The Architecture of Humanism, 1914.
ROBINSON, J. B. Architectural Composition, 1908.
VAN PELT, J. V. Essentials of Composition, 1913.
GUADET, J. Elements et theorie de l'architecture, 1909.
VIOLLET-LE-DUC, E. E. Entretiens sur l'architecture, 1863-72.
RUSKIN, J. Seve