APA
Namafar. (2024, November 6). Combined online auction sales of Christie's, Sotheby's, and Phillips worldwide from 2019 to 2023 (million U.S. dollars) [Data set]. Data source: Statista; Various sources. Translated from the Persian original: https://namafar.ir/stats/25223. https://namafar.com/en/stats/25223
MLA
"Combined online auction sales of Christie's, Sotheby's, and Phillips worldwide from 2019 to 2023 (million U.S. dollars)." Namafar, 6 November 2024, https://namafar.com/en/stats/25223.
Harvard
Namafar (2024) Combined online auction sales of Christie's, Sotheby's, and Phillips worldwide from 2019 to 2023 (million U.S. dollars) [Data set]. Available at: https://namafar.com/en/stats/25223 (Accessed: 20 October 2026).
Chicago
Namafar. "Combined online auction sales of Christie's, Sotheby's, and Phillips worldwide from 2019 to 2023 (million U.S. dollars)." November 6, 2024. https://namafar.com/en/stats/25223.
Vancouver
Namafar. Combined online auction sales of Christie's, Sotheby's, and Phillips worldwide from 2019 to 2023 (million U.S. dollars) [Data set] [Internet]. Tehran: Namafar; 2024 [cited 2026 Oct 20]. Available from: https://namafar.com/en/stats/25223