APA (7th ed.) Citation

Garton-Sprenger, J., & Greenall, S. (1990). Flying colours 1: Students' book. Heinemann.

Chicago Style (17th ed.) Citation

Garton-Sprenger, Judy, and Simon Greenall. Flying Colours 1: Students' Book. Oxford: Heinemann, 1990.

MLA (9th ed.) Citation

Garton-Sprenger, Judy, and Simon Greenall. Flying Colours 1: Students' Book. Heinemann, 1990.