BLYTON, E. (2004). THE SECRET SEVEN: LOOK OUT, SECRET SEVEN. HODDER HEADLINE LIMITED.
芝加哥风格引文BLYTON, ENID. THE SECRET SEVEN: LOOK OUT, SECRET SEVEN. HODDER HEADLINE LIMITED, 2004.
MLA引文BLYTON, ENID. THE SECRET SEVEN: LOOK OUT, SECRET SEVEN. HODDER HEADLINE LIMITED, 2004.
警告：这些引文格式不一定是100％准确.