Cochin Port Trust. Planning and Research Cell. Statistical handbook. Cochin Port Trust, Planning and Research Cell.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCochin Port Trust. Planning and Research Cell. Statistical Handbook. Cochin [India]: Cochin Port Trust, Planning and Research Cell.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCochin Port Trust. Planning and Research Cell. Statistical Handbook. Cochin Port Trust, Planning and Research Cell.
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