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481
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482
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483Article of journalPublished in 2014Repositorio Universidad Nacional de ColombiaGet full text
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484Article of journalPublished in 2017Repositorio Universidad Nacional de ColombiaGet full text
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485
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486
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487Article of investigationPublished in 2016Repositorio Repositorio UdeA“..., 50.7% from low social classes, 3.5% have been pregnant, 18.5% suffer from some disease, 45.5...”
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488Trabajo de grado de pregradoPublished in 2017Repositorio Repositorio UdeA“... of the University of Antioquia give an account of how they affect the citizens of all Social classes, from...”
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489
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490Article of journalPublished in 2012Repositorio Universidad Nacional de Colombia“... people from all social classes. The multilevel marketing is a way to market products through social...”
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491
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492Article of journalPublished in 2014Repositorio Repositorio Universidad JaverianaGet full text
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493
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494masterThesisPublished in 2018Repositorio Repositorio Universidad JaverianaGet full text
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495Published in 2018Repositorio Repositorio Corporación Universitaria AmericanaGet full text
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496
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497http://purl.org/coar/version/c_b1a7d7d4d402bccePublished in 2010Repositorio Repositorio UISGet full text
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498
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500Published in 2009Repositorio Repositorio Uninorte“... type of society, where religious values, relationships between social classes, and social mobility...”
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