GB/T 1.1-1993 Directives for the work of standardization. Unit 1: Drafting and presentation of standards. Part 1: General rules for drafting standards (English Version)
2020GB/T 1.1-2020 Directives for standardization—Part 1: Rules for the structure and drafting of standardizing documents
2009GB/T 1.1-2009 Directives for standardization.Part 1:Structure and drafting of standards
2000GB/T 1.1-2000 Directives for standardization-Part 1:Rules for the structure and drafting of standards (ISO/IEC Directives,Part 3,1997,Rules for the structure and drafting of International standards,NEQ)
1993GB/T 1.1-1993 Directives for the work of standardization. Unit 1: Drafting and presentation of standards. Part 1: General rules for drafting standards