APA (7th ed.) Citation

Liu, H., Abdullah, N. H., & Lee, S. Y. (2024). A review of ancillary services in the airline industry. Cogent OA.

Chicago Style (17th ed.) Citation

Liu, Honglin, Nawal Hanim Abdullah, and Shin Yiing Lee. A Review of Ancillary Services in the Airline Industry. Cogent OA, 2024.

MLA (9th ed.) Citation

Liu, Honglin, et al. A Review of Ancillary Services in the Airline Industry. Cogent OA, 2024.