Ohlson, K. (2014). The soil will save us!: How scientists, farmers, and foodies are healing the soil to save the planet. Rodale.
Cita Chicago Style (17a ed.)Ohlson, Kristin. The Soil Will Save Us!: How Scientists, Farmers, and Foodies Are Healing the Soil to Save the Planet. Emmaus, Pennsylvania: Rodale, 2014.
Cita MLA (8a ed.)Ohlson, Kristin. The Soil Will Save Us!: How Scientists, Farmers, and Foodies Are Healing the Soil to Save the Planet. Rodale, 2014.
Precaución: Estas citas no son 100% exactas.