Cita APA (7th ed.)
Balchin, P. N., Sykora, L., & Bull, G. H. (1999). Regional policy and planning in Europe. Routledge.
Cita Chicago (17th ed.)
Balchin, Paul N., Ludek Sykora, i Gregory H. Bull. Regional Policy and Planning in Europe. London ; New York: Routledge, 1999.
Cita MLA (9th ed.)
Balchin, Paul N., et al. Regional Policy and Planning in Europe. Routledge, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.