Rajaa
Hakutulokset: Hakutulos
Rajaa
yksi hakutulos.
History of the International Telecommunication Union (ITU)
sidottu,
2020,
englanti,
ISBN 9783110669602
This book focuses on the history of the International Telecommunication Union (ITU), from its origins in the mid-19th century to nowadays. ITU was the first international …