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AMA style

David Weinberg. "gemstone_appraisal". In Alexandrite Tsarstone Collectors Guide. July 19, 2026, 01:07 UTC. Available at: http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-4088-10-0. Accessed July 19, 2026.

APA style

"gemstone_appraisal". (2026, July 19). In Alexandrite Tsarstone Collectors Guide. Retrieved 01:07, July 19, 2026, from http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-4088-10-0.

Bluebook style

"gemstone_appraisal", http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-4088-10-0 (last visited July 19, 2026).

Bluebook: Harvard JOLT style

See Alexandrite Tsarstone Collectors Guide, "gemstone_appraisal", http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-4088-10-0 (See results 1 - 2 of about 2 for gemstone_appraisal) (as of Jul. 19, 2026, 01:07 GMT).

CBE/CSE style

David Weinberg. "gemstone_appraisal". In Alexandrite Tsarstone Collectors Guide. 2026 Jul 19, 01:07 UTC.[Internet], Alexandrite Tsarstone Collectors Guide; 2026 Jul 19, 01:07 UTC [cited 2026 Jul 19]. Available from: http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-4088-10-0.

Chicago style

David Weinberg, "gemstone_appraisal", http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-4088-10-0, (accessed July 19, 2026).

MLA style

"gemstone_appraisal". Alexandrite Tsarstone Collectors Guide. 19 Jul 2026, 01:07 UTC. 19 Jul 2026 http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-4088-10-0

MHRA style

David Weinberg, "gemstone_appraisal", Alexandrite Tsarstone Collectors Guide, 19 July 2026, 01:07 UTC, http://w.alexandrite.com/viewpage.html?id=ALXS-005-00001-4088-10-0 [accessed 19 July 2026].