Cita APA (7th ed.)
Wilson, B. (1993). Systems: Concepts, methodologies and applications (2a edición.). Wiley.
Cita Chicago (17th ed.)
Wilson, Brian. Systems: Concepts, Methodologies and Applications. 2a edición. Chichester, Inglaterra: Wiley, 1993.
Cita MLA (9th ed.)
Wilson, Brian. Systems: Concepts, Methodologies and Applications. 2a edición. Wiley, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.