Hansen, R. (2022). Gemstones: A concise reference guide. Princeton University Press.
Chicago Style (17th ed.) CitationHansen, Robin. Gemstones: A Concise Reference Guide. Princeton: Princeton University Press, 2022.
MLA引文Hansen, Robin. Gemstones: A Concise Reference Guide. Princeton University Press, 2022.
警告：這些引文格式不一定是100％准確.