APA (7th ed.) Citation

Port of Singapore Authority. (1992). Singapore port services index. FETP Business Publications.

Chicago Style (17th ed.) Citation

Port of Singapore Authority. Singapore Port Services Index. Singapore: FETP Business Publications, 1992.

MLA (8th ed.) Citation

Port of Singapore Authority. Singapore Port Services Index. FETP Business Publications, 1992.

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