(1989). Proposed American national standard for information sciences - common command language for online interactive information retrieval.
Chicago-Zitierstil (17. Ausg.)Proposed American National Standard for Information Sciences - Common Command Language for Online Interactive Information Retrieval. Bethesda, 1989.
MLA-Zitierstil (9. Ausg.)Proposed American National Standard for Information Sciences - Common Command Language for Online Interactive Information Retrieval. 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.