APA (7th ed.) Citation
Knowles, R., & Wareing, J. (1983). Economic and social geography made simple (4a ed.). Made Simple.
Chicago Style (17th ed.) Citation
Knowles, R., and John Wareing. Economic and Social Geography Made Simple. 4a ed. Londres: Made Simple, 1983.
MLA (9th ed.) Citation
Knowles, R., and John Wareing. Economic and Social Geography Made Simple. 4a ed. Made Simple, 1983.
Warning: These citations may not always be 100% accurate.