Cita APA (7a ed.)

Wilhelmsen Ships Service. (2005). Product guide. Wilhelmsen Ships Service.

Cita Chicago Style (17a ed.)

Wilhelmsen Ships Service. Product Guide. Lysaker: Wilhelmsen Ships Service, 2005.

Cita MLA (8a ed.)

Wilhelmsen Ships Service. Product Guide. Wilhelmsen Ships Service, 2005.