Regional Science Association. British Section & Wilson, A. G. (1972). Patterns and process in urban and regional systems. Pion.
Cita Chicago (17th ed.)Regional Science Association. British Section i Alan Geoffrey Wilson. Patterns and Process in Urban and Regional Systems. London: Pion, 1972.
Cita MLA (9th ed.)Regional Science Association. British Section i Alan Geoffrey Wilson. Patterns and Process in Urban and Regional Systems. Pion, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.