The orginal ada reference manual consisting of the international standard iso iec 86521995 information technology programming languages ada this version does not include the changes in technical corrigendum 1 iso iec 86521995tc12000 a consolidated edition which we recommend for most uses is available here. Reference manual for the ada programming language published february 17 1983 authors united states department of defense proceedings title american national standards institute conference dates february 17 1983 pub type conferences keywords miscellaneous programming language created february 17 1983 updated february 17 2017 headquarters 100 bureau drive gaithersburg md . Ada is the result of a collective effort to design a common language for programming large scale and real time systems this report is the proposed standard document for ada since the early 70s dod has been committed to the use of high order languages and has developed an extensive set of requirements for a single language which could be adopted for use throughout dod