Blomert, R., & Santos, p. N. (2011). John Maynard Keyne. Expresso.
Lua i Stíl Chicago (17ú heag.)Blomert, Reinhard, agus pref. Nicolau Santos. John Maynard Keyne. Expresso, 2011.
Lua MLA (8ú heag.)Blomert, Reinhard, agus pref. Nicolau Santos. John Maynard Keyne. Expresso, 2011.
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