Wagner, T. (1993). In our backyard: A guide to understanding pollution and its effects. New York: John Wiley & Sons, Inc.
استشهاد بنمط شيكاغوWagner, Travis. In Our Backyard: A Guide to Understanding Pollution and Its Effects. New York: John Wiley & Sons, Inc, 1993.
MLA استشهادWagner, Travis. In Our Backyard: A Guide to Understanding Pollution and Its Effects. New York: John Wiley & Sons, Inc, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.