APA引文

Life Books (Firm). (2003). The seven wonders of the world. Life Books.

Chicago Style (17th ed.) Citation

Life Books (Firm). The Seven Wonders of the World. New York: Life Books, 2003.

MLA引文

Life Books (Firm). The Seven Wonders of the World. Life Books, 2003.

警告：這些引文格式不一定是100％准確.