APA-referens (7:e uppl.)

Cochin Port Trust. Planning and Research Cell. Statistical handbook. Cochin Port Trust, Planning and Research Cell.

Chicago-referens (17:e uppl.)

Cochin Port Trust. Planning and Research Cell. Statistical Handbook. Cochin [India]: Cochin Port Trust, Planning and Research Cell.

MLA-referens (8:e uppl.)

Cochin Port Trust. Planning and Research Cell. Statistical Handbook. Cochin Port Trust, Planning and Research Cell.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.