Cita APA (7a ed.)

Gregory, D., & Urry, J. (1987). Social relations and spatial structures. MacMillan Education.

Cita Chicago Style (17a ed.)

Gregory, Derek, y John Urry. Social Relations and Spatial Structures. Basingstoke: MacMillan Education, 1987.

Cita MLA (9a ed.)

Gregory, Derek, y John Urry. Social Relations and Spatial Structures. MacMillan Education, 1987.