Bibliografia

Principal

• Sue Robbins (2004 or more recent) Collins COBUILD Business Vocabulary in Practice Glasgow: Harper Collins
• Ann Henshall (ed) (2024) A consumer society dinsponível no Fénix
• Ann Henshall (ed) (2024) The oil industry disponível no Fénix

Secundária

• Ann Henshall (2024) Grammar file 1 disponível no Fénix