CAE Oxford. (2020). Communications: ATPL Ground Training Series (NA.). CAE Oxford Aviation Academy.
芝加哥风格引文CAE Oxford. Communications: ATPL Ground Training Series. NA. UK: CAE Oxford Aviation Academy, 2020.
MLA引文CAE Oxford. Communications: ATPL Ground Training Series. NA. CAE Oxford Aviation Academy, 2020.
警告：这些引文格式不一定是100％准确.