Brady, N. C. (2010). Elements of the nature and properties of soils (3rd ed.). Pearson Education International.
استشهاد بنمط شيكاغوBrady, Nyle C. Elements of the Nature and Properties of Soils. 3rd ed. Boston: Pearson Education International, 2010.
MLA استشهادBrady, Nyle C. Elements of the Nature and Properties of Soils. 3rd ed. Pearson Education International, 2010.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.