Cita APA (7a ed.)
(2010). Left, right, up, down - new directions in signane and Wayfinding. Gestalten.
Cita Chicago Style (17a ed.)
Left, Right, Up, Down - New Directions in Signane and Wayfinding. Berlin: Gestalten, 2010.
Cita MLA (9a ed.)
Left, Right, Up, Down - New Directions in Signane and Wayfinding. Gestalten, 2010.
Precaución: Estas citas no son 100% exactas.