TY  - BOOK
AU  - YANG Chang-Kyu Au.
TI  - Wonsi in hakkyo gagi
U1  - O495,3(S:4), P3 
PY  - 2003///
CY  - Seoul
PB  - Kyelim.com Korea     
KW  -  KL
KW  - History of early ma
ER  -