Gaya APA

DKK, D, W, C, M. (2004). WORLD BOOK'S CHILDCRAFT: THE WORLD OF PLANTS (12). USA: World Book, Inc..

Gaya MLA

DKK, David, Webb,, Cathy, Melloan. "WORLD BOOK'S CHILDCRAFT: THE WORLD OF PLANTS". 12 USA: World Book, Inc., 2004. Text.