APA (7th ed.) Citation

Goh Tianwah. (1988). Guide to letters of credit. Rank Books.

Chicago Style (17th ed.) Citation

Goh Tianwah. Guide to Letters of Credit. Singapore: Rank Books, 1988.

MLA (8th ed.) Citation

Goh Tianwah. Guide to Letters of Credit. Rank Books, 1988.

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