(1976). Common research and development policy. Luxembourg: European Communities.
Trích dẫn kiểu ChicagoCommon Research and Development Policy. Luxembourg: European Communities, 1976.
ציטוט MLACommon Research and Development Policy. Luxembourg: European Communities, 1976.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.