Louis Fidge; Sarah Lindsey. (2013). Vocabulary: Pupil Book 1 (Collins Primary Focus) (New edition.). Collins UK.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLouis Fidge; Sarah Lindsey. Vocabulary: Pupil Book 1 (Collins Primary Focus). New edition. Collins UK, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLouis Fidge; Sarah Lindsey. Vocabulary: Pupil Book 1 (Collins Primary Focus). New edition. Collins UK, 2013.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.