Jay H.Withgott and Matthew Laposata. (2015). Essential Environment: The Science Behind the Stories (Fourth.). Pearson.
استشهاد بنمط شيكاغوJay H.Withgott and Matthew Laposata. Essential Environment: The Science Behind the Stories. Fourth. Noida: Pearson, 2015.
MLA استشهادJay H.Withgott and Matthew Laposata. Essential Environment: The Science Behind the Stories. Fourth. Pearson, 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.