Wellisch, H. (1969). An International Centre for Standards Documentation: Proposals for Standardization of UDC Usage and the Mechanized Documentation of Information on Standards.
Chicago Style (17th ed.) CitationWellisch, Hans. An International Centre for Standards Documentation: Proposals for Standardization of UDC Usage and the Mechanized Documentation of Information on Standards. 1969.
MLA (9th ed.) CitationWellisch, Hans. An International Centre for Standards Documentation: Proposals for Standardization of UDC Usage and the Mechanized Documentation of Information on Standards. 1969.
Warning: These citations may not always be 100% accurate.