Cita APA (7a ed.)
Knowles, R., & Wareing, J. (1983). Economic and social geography made simple (4a ed.). Made Simple.
Cita Chicago Style (17a ed.)
Knowles, R., y John Wareing. Economic and Social Geography Made Simple. 4a ed. Londres: Made Simple, 1983.
Cita MLA (9a ed.)
Knowles, R., y John Wareing. Economic and Social Geography Made Simple. 4a ed. Made Simple, 1983.
Precaución: Estas citas no son 100% exactas.