订婚戒指 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "订婚戒指" in Chinese language version.

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findlaw.com

writ.news.findlaw.com

utoronto.ca

homes.chass.utoronto.ca

  • Brinig, Margaret F. Rings and Promises (PDF). The Journal of Law, Economics, and Organization. Spring 1990, 6 (1): 203–215 [2014-01-04]. (原始内容存档 (PDF)于2013-12-28). 

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