Middleton, N. (2013). The global casino: An introduction to environmental issues (5th ed.). Routledge.
Lua i Stíl Chicago (17ú heag.)Middleton, Nick. The Global Casino: An Introduction to Environmental Issues. 5th ed. London: Routledge, 2013.
Lua MLA (9ú heag.)Middleton, Nick. The Global Casino: An Introduction to Environmental Issues. 5th ed. Routledge, 2013.
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