एपीए उद्धरण

Graff, W. J. (1981). Intruduction to offshore Structures; Design Fabrication Installation. Gulf Pub.

शिकागो स्टाइल उद्धरण

Graff, W. J. Intruduction to Offshore Structures; Design Fabrication Installation. Houston: Gulf Pub, 1981.

एमएलए उद्धरण

Graff, W. J. Intruduction to Offshore Structures; Design Fabrication Installation. Gulf Pub, 1981.