Wright, R. T. (2014). Environmental science: Toward a sustainable future. Harlow, Essex: Pearson Education.
استشهاد بنمط شيكاغوWright, Richard T. Environmental Science: Toward a Sustainable Future. Harlow, Essex: Pearson Education, 2014.
MLA استشهادWright, Richard T. Environmental Science: Toward a Sustainable Future. Harlow, Essex: Pearson Education, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.