Gaya APA
karen Hurrel & marry L. Johnson, PH.D.. (2008).
Gemstones: A Complete Reference Color Precious and Semiprecious Stones of The World .
Singapore:
Page One Publishing Pte Ltd..
Gaya Chicago
karen Hurrel & marry L. Johnson, PH.D..
Gemstones: A Complete Reference Color Precious and Semiprecious Stones of The World.
Singapore:
Page One Publishing Pte Ltd.,
2008.
Text.
Gaya MLA
karen Hurrel & marry L. Johnson, PH.D..
Gemstones: A Complete Reference Color Precious and Semiprecious Stones of The World.
Singapore:
Page One Publishing Pte Ltd.,
2008.
Text.
Gaya Turabian
karen Hurrel & marry L. Johnson, PH.D..
Gemstones: A Complete Reference Color Precious and Semiprecious Stones of The World.
Singapore:
Page One Publishing Pte Ltd.,
2008.
Print.