Johns Hopkins Center for Communication Programs Johns Hopkins Center for Communication Programs Johns Hopkins Center for Communication Programs Johns Hopkins Center for Communication Programs Johns Hopkins Center for Communication Programs Johns Hopkins Center for Communication Programs Johns Hopkins Center for Communication Programs Johns Hopkins Center for Communication Programs Introduction Browse by Country Browse by Subject Browse by Media Type Perform a Search Other Resources
Selected national and International standards organizations.
American Society for Testing and Materials (ASTM)
http://www.astm.org
Comite Europeen de Normalisation (CEN)
http://www.cenorm.be
International Organization for Standardization (ISO)
http://www.iso.ch