Asbjørnsen, P. C., & Galdone, P. (1973). The three billy goats Gruff. Clarion Books.
Chicago Style (17th ed.) CitationAsbjørnsen, Peter Christen, and Paul Galdone. The Three Billy Goats Gruff. New York: Clarion Books, 1973.
MLA引文Asbjørnsen, Peter Christen, and Paul Galdone. The Three Billy Goats Gruff. Clarion Books, 1973.
警告:這些引文格式不一定是100%准確.