Peg Hall. (2002). "Whose Eyes Are These?: A Look at Animal Eyes - Big, Round, and Narrow (Whose Is It?)". Picture Window Books.
Chicago Style (17th ed.) CitationPeg Hall. "Whose Eyes Are These?: A Look at Animal Eyes - Big, Round, and Narrow (Whose Is It?)". Picture Window Books, 2002.
MLA引文Peg Hall. "Whose Eyes Are These?: A Look at Animal Eyes - Big, Round, and Narrow (Whose Is It?)". Picture Window Books, 2002.
警告:這些引文格式不一定是100%准確.