APA (7th ed.) Citation

(1987). Worldwide offshore contractors & equipment directory. PennWell Directories.

Chicago Style (17th ed.) Citation

Worldwide Offshore Contractors & Equipment Directory. Tulsa, OK: PennWell Directories, 1987.

MLA (9th ed.) Citation

Worldwide Offshore Contractors & Equipment Directory. PennWell Directories, 1987.

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