Ryan, P. B., Huet, N., & MacIntosh, D. L. (2000). Longitudinal investigation of exposure to arsenic, cadmium, and lead in drinking water.
استشهاد بنمط شيكاغوRyan, P B., N. Huet, و D L. MacIntosh. Longitudinal Investigation of Exposure to Arsenic, Cadmium, and Lead in Drinking Water. 2000.
MLA استشهادRyan, P B., N. Huet, و D L. MacIntosh. Longitudinal Investigation of Exposure to Arsenic, Cadmium, and Lead in Drinking Water. 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.