Cita APA

Sen, U. (1992). Customs tariff and administration. Vikas publishing house Pvt. Ltd.

Citación estilo Chicago

Sen, U.K. Customs Tariff and Administration. New Delhi: Vikas publishing house Pvt. Ltd, 1992.

Cita MLA

Sen, U.K. Customs Tariff and Administration. Vikas publishing house Pvt. Ltd, 1992.