एपीए उद्धरण

(1968). Modern political systems: Europe (2nd ed.). Prentice hall.

शिकागो स्टाइल उद्धरण

Modern Political Systems: Europe. 2nd ed. New Jersey: Prentice hall, 1968.

एमएलए उद्धरण

Modern Political Systems: Europe. 2nd ed. Prentice hall, 1968.