APA引文

YING, L. P., & HISTORY. (2021). STAMP UP FOR SINGAPORE: COMMEMORATION IN NATIONAL DAY STAMPS, 1960-1984.

Chicago Style Citation

YING, LOH PEI, and HISTORY. STAMP UP FOR SINGAPORE: COMMEMORATION IN NATIONAL DAY STAMPS, 1960-1984. 2021.

MLA引文

YING, LOH PEI, and HISTORY. STAMP UP FOR SINGAPORE: COMMEMORATION IN NATIONAL DAY STAMPS, 1960-1984. 2021.

警告：這些引文格式不一定是100％准確.