APA引文

Holden, M. (1991). The encyclopedia of gemstones and minerals. Facts on File.

Chicago Style (17th ed.) Citation

Holden, Martin. The Encyclopedia of Gemstones and Minerals. New York: Facts on File, 1991.

MLA引文

Holden, Martin. The Encyclopedia of Gemstones and Minerals. Facts on File, 1991.

警告：這些引文格式不一定是100％准確.