APA-čujuhus (7. p.)
Cento, A. (2009). The Airline Industry: Challenges in the 21st Century. Physica-Verlag HD. https://doi.org/10.1007/978-3-7908-2088-1
Chicago-čujuhus (17. p.)
Cento, Alessandro. The Airline Industry: Challenges in the 21st Century. Heidelberg: Physica-Verlag HD, 2009. https://doi.org/10.1007/978-3-7908-2088-1.
MLA-čujuhus (9. p.)
Cento, Alessandro. The Airline Industry: Challenges in the 21st Century. Physica-Verlag HD, 2009. https://doi.org/10.1007/978-3-7908-2088-1.
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