APA (7th ed.) Citation

Ong. (1988). The landward defence of Singapore (1919 - 1938). Heinemann Asia.

Chicago Style (17th ed.) Citation

Ong. The Landward Defence of Singapore (1919 - 1938). Singapore: Heinemann Asia, 1988.

MLA (8th ed.) Citation

Ong. The Landward Defence of Singapore (1919 - 1938). Heinemann Asia, 1988.

Warning: These citations may not always be 100% accurate.