APA (7 वां संस्करण) प्रशस्ति पत्र
Hellermann, R. (2006). Capacity Options for Revenue Management: Theory and Applications in the Air Cargo Industry. Springer Berlin Heidelberg. https://doi.org/10.1007/3-540-34420-9
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Hellermann, Rolf. Capacity Options for Revenue Management: Theory and Applications in the Air Cargo Industry. Berlin, Heidelberg: Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/3-540-34420-9.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Hellermann, Rolf. Capacity Options for Revenue Management: Theory and Applications in the Air Cargo Industry. Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/3-540-34420-9.
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