QuanbaoQ.JiangQuanbaoQ., Marcus W.M.W.FeldmanMarcus W.M.W., ShuzhuoS.LiShuzhuoS., Marriage Squeeze, Never-Married Proportion, and Mean Age at First Marriage in China, „Population Research and Policy Review”, 33 (2), 2014, s. 189–204, DOI: 10.1007/s11113-013-9283-8, ISSN0167-5923, PMID: 24634556, PMCID: PMC3948615 [dostęp 2020-06-08].
QuanbaoQ.JiangQuanbaoQ., Marcus W.M.W.FeldmanMarcus W.M.W., ShuzhuoS.LiShuzhuoS., Marriage Squeeze, Never-Married Proportion, and Mean Age at First Marriage in China, „Population Research and Policy Review”, 33 (2), 2014, s. 189–204, DOI: 10.1007/s11113-013-9283-8, ISSN0167-5923, PMID: 24634556, PMCID: PMC3948615 [dostęp 2020-06-08].
QuanbaoQ.JiangQuanbaoQ., Marcus W.M.W.FeldmanMarcus W.M.W., ShuzhuoS.LiShuzhuoS., Marriage Squeeze, Never-Married Proportion, and Mean Age at First Marriage in China, „Population Research and Policy Review”, 33 (2), 2014, s. 189–204, DOI: 10.1007/s11113-013-9283-8, ISSN0167-5923, PMID: 24634556, PMCID: PMC3948615 [dostęp 2020-06-08].