Pe, R. G. (2001). Harry Potter highly recommended for power trippers. IN Chicken feed [column]. Philippine Star.
Chicago-referens (17:e uppl.)Pe, Robina Gokongwei. "Harry Potter Highly Recommended for Power Trippers. IN Chicken Feed [column]." Philippine Star 2001.
MLA-referens (9:e uppl.)Pe, Robina Gokongwei. "Harry Potter Highly Recommended for Power Trippers. IN Chicken Feed [column]." Philippine Star, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.