Cochin Port Trust. Planning and Research Cell. Statistical handbook. Cochin Port Trust, Planning and Research Cell.
Chicagoスタイル(17版)引用形式Cochin Port Trust. Planning and Research Cell. Statistical Handbook. Cochin [India]: Cochin Port Trust, Planning and Research Cell.
MLA(8版)引用形式Cochin Port Trust. Planning and Research Cell. Statistical Handbook. Cochin Port Trust, Planning and Research Cell.
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