刍议知青群体对下乡所在地的贡献——以在黑河地区下乡的知青为例
추의지청군체대하향소재지적공헌——이재흑하지구하향적지청위례
On Educated Youth Group's Contribution to the Countryside Location --Take Educated Youth in Heihe for an Example
저자의 최근 논문