Garton-Sprenger, J. (1990). Flying colours 1: Students' Book. Heinemann.
Cita Chicago Style (17a ed.)Garton-Sprenger, Judy. Flying Colours 1: Students' Book. Oxford: Heinemann, 1990.
Cita MLA (9a ed.)Garton-Sprenger, Judy. Flying Colours 1: Students' Book. Heinemann, 1990.
警告：这些引文格式不一定是100％准确.