273861 Campbell, R. D. (1985). Ground training for the private pilot licence. Oxford : BSP Professional Books.
Chicagoスタイル(17版)引用形式273861 Campbell, R. D. Ground Training for the Private Pilot Licence. Oxford : BSP Professional Books, 1985.
MLA(9版)引用形式273861 Campbell, R. D. Ground Training for the Private Pilot Licence. Oxford : BSP Professional Books, 1985.
警告: この引用は必ずしも正確ではありません.