Clifford, L. (1975). National scientific and technical information coordinating organisations: A comparative survey. Inst. for Industrial Research and Standards.
Chicago-Zitierstil (17. Ausg.)Clifford, Liam. National Scientific and Technical Information Coordinating Organisations: A Comparative Survey. Dublin: Inst. for Industrial Research and Standards, 1975.
MLA-Zitierstil (9. Ausg.)Clifford, Liam. National Scientific and Technical Information Coordinating Organisations: A Comparative Survey. Inst. for Industrial Research and Standards, 1975.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.