Rachel Redford. (2019). Oxford English: An International Approach: Teacher's Guide 1. Oxford Higher Education.
Chicago-viite (17. p.)Rachel Redford. Oxford English: An International Approach: Teacher's Guide 1. Oxford Higher Education, 2019.
MLA-viite (9. p.)Rachel Redford. Oxford English: An International Approach: Teacher's Guide 1. Oxford Higher Education, 2019.
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