Slide 1 Slide 2 Historical presumptions of social communication development Ing. Jiří Šnajdar 2013 Slide 3 3 Epoch of indications and signals More than 70 million years,…
Slide 1 Slide 2 Historical presumptions of social communication development Lecture 1 Ing. Jiří Šnajdar 2014 Slide 3 3 Epoch of indications and signals More than 70 million…