Crace, A. (2002). Language to go: Pre-intermediate, teacher's resource book. Pearson.
Chicago-referens (17:e uppl.)Crace, Araminta. Language to Go: Pre-intermediate, Teacher's Resource Book. England: Pearson, 2002.
MLA-referens (9:e uppl.)Crace, Araminta. Language to Go: Pre-intermediate, Teacher's Resource Book. Pearson, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.