एपीए उद्धरण

Timm, s. (1980). Directory of ship owners , ship builders and marine engineers. Marine week.

शिकागो स्टाइल उद्धरण

Timm, simon. Directory of Ship Owners , Ship Builders and Marine Engineers. England: Marine week, 1980.

एमएलए उद्धरण

Timm, simon. Directory of Ship Owners , Ship Builders and Marine Engineers. Marine week, 1980.