Nguyễn, T. B. (2009). Black carbon stability in soil: Doctoral of Philosophy - Major: Soil Science. Cornell University.
استشهاد بنمط شيكاغوNguyễn, Thanh Bình. Black Carbon Stability in Soil: Doctoral of Philosophy - Major: Soil Science. Cornell University, 2009.
MLA استشهادNguyễn, Thanh Bình. Black Carbon Stability in Soil: Doctoral of Philosophy - Major: Soil Science. Cornell University, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.