Gottschalk, C. (2011). How to talk to anyone in 30 seconds or less. Pentagon Press.
Citação norma ChicagoGottschalk, Christopher. How to Talk to Anyone in 30 Seconds or Less. New Delhi: Pentagon Press, 2011.
Citação norma MLAGottschalk, Christopher. How to Talk to Anyone in 30 Seconds or Less. Pentagon Press, 2011.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.