India. Directorate General of Commercial Intelligence and Statistics. (1977). Indian trade classification, revision-2. The Directorate.
Chicagoスタイル(17版)引用形式India. Directorate General of Commercial Intelligence and Statistics. Indian Trade Classification, Revision-2. Calcutta: The Directorate, 1977.
MLA(8版)引用形式India. Directorate General of Commercial Intelligence and Statistics. Indian Trade Classification, Revision-2. The Directorate, 1977.
警告: この引用は必ずしも正確ではありません.