APA (7 वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, & Bamber, G. (2009). Up in the air: How airlines can improve performance by engaging their employees. ILR Press/Cornell University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, और Greg Bamber. Up in the Air: How Airlines Can Improve Performance by Engaging Their Employees. Ithaca: ILR Press/Cornell University Press, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, और Greg Bamber. Up in the Air: How Airlines Can Improve Performance by Engaging Their Employees. ILR Press/Cornell University Press, 2009.
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