Cita APA (7th ed.)
Cendali-Pignatelli, A., & Ronzani, S. (1977). Regional problems and policies in Europe: An Italian Bibliography. Wiss.zentrum.
Cita Chicago (17th ed.)
Cendali-Pignatelli, Andrea, i Sivio Ronzani. Regional Problems and Policies in Europe: An Italian Bibliography. Berlin: Wiss.zentrum, 1977.
Cita MLA (9th ed.)
Cendali-Pignatelli, Andrea, i Sivio Ronzani. Regional Problems and Policies in Europe: An Italian Bibliography. Wiss.zentrum, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.