Aitken R. Rosemary. (2002). Teaching Tenses. Ideas for presenting and practising tenses in English. Brighton, ELB Publishing, 2002.
Citazione stile Chigago Style (17a edizione)Aitken R. Rosemary. Teaching Tenses. Ideas for Presenting and Practising Tenses in English. Brighton, ELB Publishing, 2002, 2002.
Citatione MLA (9a ed.)Aitken R. Rosemary. Teaching Tenses. Ideas for Presenting and Practising Tenses in English. Brighton, ELB Publishing, 2002, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.