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Tuan800.com. (January 30, 2013). Number of monthly complaints about coupon websites in China in 2012 [Graph]. In Statista. Retrieved March 01, 2021, from https://www.statista.com/statistics/254570/number-of-complaints-about-coupon-websites-in-china/
Tuan800.com. "Number of monthly complaints about coupon websites in China in 2012." Chart. January 30, 2013. Statista. Accessed March 01, 2021. https://www.statista.com/statistics/254570/number-of-complaints-about-coupon-websites-in-china/
Tuan800.com. (2013). Number of monthly complaints about coupon websites in China in 2012. Statista. Statista Inc.. Accessed: March 01, 2021. https://www.statista.com/statistics/254570/number-of-complaints-about-coupon-websites-in-china/
Tuan800.com. "Number of Monthly Complaints about Coupon Websites in China in 2012." Statista, Statista Inc., 30 Jan 2013, https://www.statista.com/statistics/254570/number-of-complaints-about-coupon-websites-in-china/
Tuan800.com, Number of monthly complaints about coupon websites in China in 2012 Statista, https://www.statista.com/statistics/254570/number-of-complaints-about-coupon-websites-in-china/ (last visited March 01, 2021)
