Cunningham, G. (1988). Language to go: Pre-intermediate, students' book. Longman.
Chicago Style (17. basım) AtıfCunningham, Gillie. Language to Go: Pre-intermediate, Students' Book. England: Longman, 1988.
MLA (9th ed.) AtıfCunningham, Gillie. Language to Go: Pre-intermediate, Students' Book. Longman, 1988.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..