Zhang, G. (2016). Environmental and social-economic impacts of sewage sludge treatment: The evidence of Beijing. Singapore: Springer.
استشهاد بنمط شيكاغوZhang, Guofeng. Environmental and Social-economic Impacts of Sewage Sludge Treatment: The Evidence of Beijing. Singapore: Springer, 2016.
MLA استشهادZhang, Guofeng. Environmental and Social-economic Impacts of Sewage Sludge Treatment: The Evidence of Beijing. Singapore: Springer, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.