Citazione Stile APA (7a Edizione)

Burchell, J., & Gould, M. (2020). Cambridge Lower Secondary English Stage 7: Student's Book (1st.). Collins.

Citazione stile Chigago Style (17a edizione)

Burchell, Julia, e Mike Gould. Cambridge Lower Secondary English Stage 7: Student's Book. 1st. UK: Collins, 2020.

Citatione MLA (9a ed.)

Burchell, Julia, e Mike Gould. Cambridge Lower Secondary English Stage 7: Student's Book. 1st. Collins, 2020.