Negi, J. Air travel ticketing and fare construction: With examination questions. Kanishka.
シカゴスタイル引用形Negi, Jagmohan. Air Travel Ticketing and Fare Construction: With Examination Questions. NewDelhi: Kanishka.
MLA引用形式Negi, Jagmohan. Air Travel Ticketing and Fare Construction: With Examination Questions. Kanishka.
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