Παραπομπή APA

Wagner, T. (1993). In our backyard: A guide to understanding pollution and its effects. New York: John Wiley & Sons, Inc.

Παραπομπή Chicago Style

Wagner, Travis. In Our Backyard: A Guide to Understanding Pollution and Its Effects. New York: John Wiley & Sons, Inc, 1993.

Παραπομπή MLA

Wagner, Travis. In Our Backyard: A Guide to Understanding Pollution and Its Effects. New York: John Wiley & Sons, Inc, 1993.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.