Cita APA (7a ed.)
Zafiris, E., Hovestadt, L., & Bühlmann, V. (2021). Natural Communication: The Obstacle-Embracing Art of Abstract Gnomonics. Birkhäuser.
Cita Chicago Style (17a ed.)
Zafiris, Elias, Ludger Hovestadt, y Vera Bühlmann. Natural Communication: The Obstacle-Embracing Art of Abstract Gnomonics. Birkhäuser, 2021.
Cita MLA (9a ed.)
Zafiris, Elias, et al. Natural Communication: The Obstacle-Embracing Art of Abstract Gnomonics. Birkhäuser, 2021.
Precaución: Estas citas no son 100% exactas.