Gregory, D., & Urry, J. (1985). Social relations and spatial structures. Macmillan.
Cita Chicago (17th ed.)Gregory, Derek, i John Urry. Social Relations and Spatial Structures. London: Macmillan, 1985.
Cita MLA (9th ed.)Gregory, Derek, i John Urry. Social Relations and Spatial Structures. Macmillan, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.