Dyfyniad APA

Senguttuvan, P. (2007). Principles of airport economics. Excel books.

Dyfyniad Arddull Chicago

Senguttuvan, P.S. Principles of Airport Economics. New Delhi: Excel books, 2007.

Dyfyniad MLA

Senguttuvan, P.S. Principles of Airport Economics. Excel books, 2007.

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