Dyfyniad APA

American Association of Port Authorities, Association of Pacific and Far East Ports, Society of Terminal Engineers, & Association Marine Terminal Operators Atlantic Ports. Shipping register and world ports. H. R. Pickens.

Dyfyniad Arddull Chicago

American Association of Port Authorities, Association of Pacific and Far East Ports, Society of Terminal Engineers, and Association Marine Terminal Operators Atlantic Ports. Shipping Register and World Ports. Montreal: H. R. Pickens.

Dyfyniad MLA

American Association of Port Authorities, et al. Shipping Register and World Ports. H. R. Pickens.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.