2 หนังสืออิเล็กทรอนิกส์โดย Spyros Pagkratis
Kai-Uwe Schrogl & Spyros Pagkratis: Yearbook on Space Policy 2009/2010
The Yearbook on Space Policy is the reference publication analysing space policy developments. Each year it presents issues and trends in space policy and the space sector as a whole. Its scope is gl …
PDF
อังกฤษ
€96.29
Peter Hulsroj & Spyros Pagkratis: Yearbook on Space Policy 2010/2011
The Yearbook on Space Policy is the reference publication analysing space policy developments. Each year it presents issues and trends in space policy and the space sector as a whole. Its scope is gl …
PDF
อังกฤษ
€96.29
