Cita APA (7a ed.)
Wallerstein, I. M. (1988). The inventions of TimeSpace realities: Towards an understanding of our historical systems. Geography, 73, 289-298.
Cita Chicago Style (17a ed.)
Wallerstein, Immanuel Maurice. "The Inventions of TimeSpace Realities: Towards an Understanding of Our Historical Systems." Geography 73 (1988): 289-298.
Cita MLA (9a ed.)
Wallerstein, Immanuel Maurice. "The Inventions of TimeSpace Realities: Towards an Understanding of Our Historical Systems." Geography, vol. 73, 1988, pp. 289-298.
Precaución: Estas citas no son 100% exactas.