Sangalli, S. (2021). Africa: the unknown: Resources and gains. G&BPress.
Cita Chicago Style (17a ed.)Sangalli, Samuele. Africa: The Unknown: Resources and Gains. Roma: G&BPress, 2021.
Cita MLA (8a ed.)Sangalli, Samuele. Africa: The Unknown: Resources and Gains. G&BPress, 2021.
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