Yazar
international symposium on technical information and its users 1977 sofia
2 cilt bulundu.
Cilt sonuçları
Reports
International Symposium on Technical Information and its Users (1977 Sofia, Bulgaria) · ERIC Document Reproduction Service
128 sayfa · 1980
Congresses / Technology / Information services / Technical literature
Summuries [i.e. summaries]
International Symposium on Technical Information and Its Users (1977 Sofia, Bulgaria) · Sine nomine
93 sayfa · 1977
Communication of technical information / Congresses