Louis Fidge; Sarah Lindsey. (2013). Vocabulary: Pupil Book 1 (Collins Primary Focus) (New edition.). Collins UK.
芝加哥风格引文Louis Fidge; Sarah Lindsey. Vocabulary: Pupil Book 1 (Collins Primary Focus). New edition. Collins UK, 2013.
MLA引文Louis Fidge; Sarah Lindsey. Vocabulary: Pupil Book 1 (Collins Primary Focus). New edition. Collins UK, 2013.
警告：这些引文格式不一定是100％准确.