APA (7th ed.) Citation

Overseas Union Bank. (1974). 25th anniversary, 1949-1974. The Bank.

Chicago Style (17th ed.) Citation

Overseas Union Bank. 25th Anniversary, 1949-1974. [Singapore]: The Bank, 1974.

MLA (8th ed.) Citation

Overseas Union Bank. 25th Anniversary, 1949-1974. The Bank, 1974.