Cita APA (7a ed.)
Williams, R. The geometrical foundation of natural structure: A source book of design. Dover.
Cita estilo Chicago (17a ed.)
Williams, Robert. The Geometrical Foundation of Natural Structure: A Source Book of Design. Nueva York, EUA: Dover.
Cita MLA (9a ed.)
Williams, Robert. The Geometrical Foundation of Natural Structure: A Source Book of Design. Dover.
Precaución: Estas citas no son 100% exactas.