Aitken, R. (1992). Teaching tenses: Ideas for presenting and practising tenses in english. [s.n].
Chicago Style (17th ed.) CitationAitken, Rosemary. Teaching Tenses: Ideas for Presenting and Practising Tenses in English. NelSon, U.K: [s.n], 1992.
MLA (9th ed.) CitationAitken, Rosemary. Teaching Tenses: Ideas for Presenting and Practising Tenses in English. [s.n], 1992.
Warning: These citations may not always be 100% accurate.