ISO/IEC 29500–3:2012: Information technology—Document description and processing languages—Office Open XML File Formats—Part 3: Markup Compatibility and Extensibility
['ISO/IEC 29500–3:2011: Information technology—Document description and processing languages—Office Open XML File Formats—Part 3: Markup Compatibility and Extensibility', 'ISO/IEC 29500–3:2012: Information technology—Document description and processing languages—Office Open XML File Formats—Part 3: Markup Compatibility and Extensibility', 'Information technology—Document description and processing languages—Office Open XML File Formats—Part 3: Markup Compatibility and Extensibility', 'ISO/IEC 29500–3:2008: Information technology—Document description and processing languages—Office Open XML File Formats—Part 3: Markup Compatibility and Extensibility', 'ISO standard edition', '2011-08-15']