Yu Yifang (唐) 于義方 <br/><br/>
Hei xin fu 黑心符 
Yu Yifang (唐) 于義方 [撰] 
 - 據清乾隆馬俊良輯刊龍威秘書本影印 
 - 龍威祕書  023 .
<br/><br/>Verhaltensregeln für die Familie 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Society -- Sociology -- Family -- Education -- Tang<br/>Institutions -- Education -- Family -- Tang