APA-čujuhus (7. p.)
Sotheby's. (1998). Sotheby's: London, Thursday 18 June 1998 : Important Jewels. Sotheby's.
Chicago-čujuhus (17. p.)
Sotheby's. Sotheby's: London, Thursday 18 June 1998 : Important Jewels. Londres, Inglaterra: Sotheby's, 1998.
MLA-čujuhus (9. p.)
Sotheby's. Sotheby's: London, Thursday 18 June 1998 : Important Jewels. Sotheby's, 1998.
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