(1998). Functional requirements identification development of methodology: Friendly. Office for Official Publ. of the Europ. Communities.
Chicago-Zitierstil (17. Ausg.)Functional Requirements Identification Development of Methodology: Friendly. Luxembourg: Office for Official Publ. of the Europ. Communities, 1998.
MLA-Zitierstil (9. Ausg.)Functional Requirements Identification Development of Methodology: Friendly. Office for Official Publ. of the Europ. Communities, 1998.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.