Schroth, G., Schaller, M., & Jiménez Otárola, F. (2007). Belowground interactions in tree-crop agroforestry: Need for a new approach.
استشهاد بنمط شيكاغوSchroth, Götz, Michaela Schaller, و Francisco Jiménez Otárola. Belowground Interactions in Tree-crop Agroforestry: Need for a New Approach. 2007.
MLA استشهادSchroth, Götz, Michaela Schaller, و Francisco Jiménez Otárola. Belowground Interactions in Tree-crop Agroforestry: Need for a New Approach. 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.