TY  - BOOK
TI  - Câu đối hiếu 句對孝
AN  - Columbia University Libraries
N1  - Dated [date of publication not identified]
SP  - 2
UR  - https://www.viet-dien.com/t/han-nom-d8-a0vq-e232/2
Y2  - 2026-09-05
ER  -