Handbook of gem identification /
by Richard T. Liddicoat, Jr
APA Citation
Liddicoat, R. T. (Richard Thomas)., Gemological Institute of America. (1987). Handbook of gem identification. 12th ed Santa Monica, Calif.: Gemological Institute of America.
MLA Citation
Liddicoat, Richard T. (Richard Thomas), 1918-, and Gemological Institute of America. Handbook of Gem Identification. 12th ed Santa Monica, Calif.: Gemological Institute of America, 1987.
Warning: These citations may not always be complete (especially for serials).