PPŏpkugyŏngPŏpkugyŏngde Yan, ZhituiMateriasConduct of lifeEthicsFamiliesEdiciones (1)Pŏpkugyŏng (2005)Hongik Chʻulpʻansa · korMás obras de Yan, ZhituiYYan shi jia xun zhu zi suo yinYan shi jia xun zhu zi suo yinYYan shi jia xun zhu pingYan shi jia xun zhu pingYYan shi jia xun yi zhuYan shi jia xun yi zhu