Παραπομπή APA

Govt. of India, Ministry of Shipping and Transport New Delhi India. (1971). Port transport statistics[1970-71]. Ministry of Shipping and Transport.

Παραπομπή Chicago Style

Govt. of India, Ministry of Shipping and Transport New Delhi India. Port Transport Statistics[1970-71]. New Delhi: Ministry of Shipping and Transport, 1971.

Παραπομπή MLA

Govt. of India, Ministry of Shipping and Transport New Delhi India. Port Transport Statistics[1970-71]. Ministry of Shipping and Transport, 1971.