Third Ministerial Meeting on Science of OECD Countries. (1968). Scientific technical information systems and policies. Paris: OECD.
Παραπομπή Chicago StyleThird Ministerial Meeting on Science of OECD Countries. Scientific Technical Information Systems and Policies. Paris: OECD, 1968.
Παραπομπή MLAThird Ministerial Meeting on Science of OECD Countries. Scientific Technical Information Systems and Policies. Paris: OECD, 1968.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.