Louis Fidge; Sarah Lindsey. (2013). Vocabulary: Pupil Book 1 (Collins Primary Focus) (New edition.). Collins UK.
Chicago-viite (17. p.)Louis Fidge; Sarah Lindsey. Vocabulary: Pupil Book 1 (Collins Primary Focus). New edition. Collins UK, 2013.
MLA-viite (9. p.)Louis Fidge; Sarah Lindsey. Vocabulary: Pupil Book 1 (Collins Primary Focus). New edition. Collins UK, 2013.
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