Senguttuvan, P. (2007). Principles of airport economics. Excel books.
シカゴスタイル引用形Senguttuvan, P.S. Principles of Airport Economics. New Delhi: Excel books, 2007.
MLA引用形式Senguttuvan, P.S. Principles of Airport Economics. Excel books, 2007.
警告: この引用は必ずしも正確ではありません.