APA (7th ed.) Citation

Ruin, J. E. (2004). A Guide to import and export trade. Leeds Publications.

Chicago Style (17th ed.) Citation

Ruin, Josef Eby. A Guide to Import and Export Trade. Petaling Jaya: Leeds Publications, 2004.

MLA (9th ed.) Citation

Ruin, Josef Eby. A Guide to Import and Export Trade. Leeds Publications, 2004.

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