Παραπομπή σε μορφή APA (7η εκδ.)

Clarkson Research Services Limited. (2010). Gas carrier register 2010 (45th ed.). Clarkson Research Services Limited.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Clarkson Research Services Limited. Gas Carrier Register 2010. 45th ed. London: Clarkson Research Services Limited, 2010.

Παραπομπή σε μορφή MLA (9th εκδ.)

Clarkson Research Services Limited. Gas Carrier Register 2010. 45th ed. Clarkson Research Services Limited, 2010.