Crisis alimentaria - Jack Whitman 2
- Esther Vivas, 2010 La crisis alimentaria: Causas, consecuencias y alternativas I
- Esther Vivas, 2010 La crisis alimentaria: Causas, consecuencias y alternativas II
- Marx, 1867, 'Large-Scale Industry and Agriculture', Capital: Volume One, Chapter 15, Section 10, pp. 636 - 638
- Marx, 1867, 'The Progressive Production of a Relative Surplus Population or Industrial Reserve Army', Capital: Volume One, Chapter 25, Section 3, pp. 781 - 794