Narravula Priyank. (2012). Industry and company research - Ports and shipping -India. NMIMS SBM.
Chicago-čujuhus (17. p.)Narravula Priyank. Industry and Company Research - Ports and Shipping -India. Mumbai: NMIMS SBM, 2012.
MLA-čujuhus (9. p.)Narravula Priyank. Industry and Company Research - Ports and Shipping -India. NMIMS SBM, 2012.
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